Technical Ghide - Anchors for ETICS

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    ETICS Anchors

    Simply faster,

    safer and

    more efcient!

     As of: June 2011

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     Anchor table EJOT fastening systems for ETICS– a solution for everything.

    For the anchor table simply fold.

    Substrates

    Use category A:

    Normal weight concrete

    Use category B:

    Solid masonry

    Use category C:

    Hollow or perforated masonry

    Use category D:

    Lightweight aggregate concrete

    Use category E:

     Autoclaved aerated concrete

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     Anchor table

    ejotherm anchors with European Technical Approval (ETA)

    Fastening solutions for special applications with German DIBt approval

    Clinker systems Speciality solutions

    EJOT

    SDF-S plus 

    8UB

    EJOT

    SDP-S plus 

    8UB

    EJOT

    SDM-T plus

    8/60 U

    EJOT

     VSD

    EJOT

    WSS/Keri

    Normal weight concrete   -   -

    Clay bricks   -   -

    Solid lime sandstone   -   -

     Vertical ly perforated clay bricks   -   -

    Solid masonry or solid blocks of lightweightconcrete

      -   -

    Sand-lime perforated bricks   -   -

    Lightweight concrete hollow blocks   -   -

    Weather panels of three layer facadeenvelope (concrete)

      -  

    Lightweight aggregate concrete   -   -

     Autoclaved aerated concrete acc. to DIN -   - - -

     Autoclaved aerated concrete acc. to TGL -   - - -

    Fasteners for insulation boards Rail systems

    ejotherm

    STR U

    ejotherm

    STR H

    EJOT

    H1 eco

    ejotherm

    NTK U

    ejotherm

    NT U

    ejotherm

    SDK U

    ejotherm

    NK U

    page 18 page 19 page 22 page 23 page 24 page 27 page 28

    Normal weight concrete C12/15 acc. to EN 206-1   -  

    Normal weight concrete C16/20 - C 50/60

    acc. to EN 206-1  -  

    Weather shell of concrete C16/20 - C50/60   - - - -   -

    Clay bricks (Mz) acc. to DIN 105   -  

    Solid lime sandstone (KS) acc. to DIN EN 106   -  

    Solid masonry of lightweight concrete (V)acc. to DIN 18152

      -  

     Vertically perforated clay bricks (Hlz)

    acc. to DIN 105   -  

    Sand-lime perforated bricks (KSL)acc. to DIN EN 106

      -  

    Lightweight concrete hollow blocks (HbL)acc. to DIN 18151

      -  

    Lightweight aggregate concrete (LAC)   - - - -   -

     Vertical coring reference bricks (Hlz) acc. toÖNORM B 6124

      - - - -   -

     Autoclaved aerated concrete P2-P7   - - - -   -

    Wooden substrates and metal sheets

    (without ETA) - 

    - - - - -

     Application ruled in the approval  Proof of qualification through tests on the building - no approval

    3

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    Content

      5 Your strong partner

      7 ETICS experience

     13 References

     14 The ejotherm generation

     15 The EJOT STR-principle

    17 ejotherm washer anchors

    18 ejotherm STR U – Cap anchor for concrete and masonry

     19 ejotherm STR H – Cap anchor for wood and metal sheets

     20 ejotherm STR accessories

    22 EJOT H1 eco - Universal hammer-in anchor

     23 ejotherm NTK U – Telescope anchor

     24 ejotherm NT U – Universal hammer-in anchor

     25 EJOT additional washer

     26 ejotherm anchors for rail fastenings

     27 ejotherm SDK U – Screw-in anchor for rails

     28 ejotherm NK U – Hammer-in anchor for rails

     29 Accessories for rail fastenings

     30 EJOT anchor for clinker systems

     31 EJOT SDF-S plus 8UB – Clinker system anchor for concrete and masonry

     32 EJOT SDP-S plus 8 – Clinker system anchor for gas concrete

    33 Solutions for special applications

     33 EJOT SDM-T plus 8/60U – Specialist for problematic substrates

    34 EJOT VSD – Renovation anchor for prewall shells

     35 EJOT WSS and Keri – Renovation rods for weather shells

     36 EJOT special drill – for optimum loads in perforated bricks

     36 EJOT spiral anchor – for fastening of light attachments on ETICS facades

    37 Fasteners for ceiling insulation

     38 EJOT DDS and DDT – Ceiling insulation screw with additional washer

    39 EJOT DDA – Ceiling insulation anchor

     40 EJOT anchor basics

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    Imprint

    Publisher:

    EJOT Baubefestigungen GmbH

    57334 Bad Laasphe

    Germany

    Layout and execution:

    conception Werbung & Marketing GmbH, 57072 Siegen

    EJOT Baubefestigungen GmbH

    Photos:

    Title and Underground garage, Niels Otto

    Bricklayer, Birgid Allig/zefa/Corbis

    Freiherr-vom-Stein-Gymnasium, Münster, Christian Richters Fotografe

    Schlossarkaden Braunschweig, ECE

    Products, Theissen Fotodesign

    Print:

    Schlabach GmbH & Co. KG, D-57339 Erndtebrück

    Legal notes:

    Our latest sales terms and delivery conditions apply.

    EJOT products are constantly enhanced. They are subject to technical changes,

    assortment and price changes. During planning and use of our products please

    comply with accepted engineering rules, planning laws as well as relevant safety

    regulations. The national technical approvals granted to our products can be

    downloaded on the internet at www.ejot.com.

    © by EJOT Baubefestigungen GmbH

    EJOT® is a registered trademark of EJOT GmbH & Co. KG.

    ejotherm® is a registered trademark of EJOT Baubefestigungen GmbH.

    TORX® is a registered trademark of Camcar, Div. of Textron, Rockford, IL.

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     Your strong partner

    EJOT Building Fasteners:

    Over 30 years ofspecialist knowledge

    around the building

    envelope

    1

    4

    2

    3

    a

    c

    a

    b

    5

    Industrial lightweight construction (ILB)

    High-quality fastener products for xing proled

    sheets and sandwich panels on industrial steel frameconstruction

    External Thermal Insulation Composite Systems

    (WDVS)

    Special anchors for xing insulation on external wall

    systems

    Rear ventilated facades (VHF)

    Fasteners and anchors for xing brackets to substrate,

    frame to brackets, insulation to substrate and facade

    fascias on rear ventilated systemsFlat roong (FLD) 

    Fasteners, stress plates and installation tools for the

    efcient attachment of insulation and waterproof

    membrane to deck 

    Industrial Window and Facades Technique (IFF) 

     Application specic fasteners for UPVC window and

    door manufacturing and aluminium/glass curtain wall

    systems

    Fastening Systems for Solar Installations For fastening uprights for solar and photovoltaic

    installations

    4

    1

    2

    3

    5

    6

    6

    6

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    ETICS competency 

     Are you absolutely sure what is behind the old rendering?

    ETICS are often used in renovation. The major part of the

    structural fabric is of bad quality or combined masonry wasused. The bearing capacity of the old render is reduced

    through environmental stress.

     The ejotherm  anchor generation provides safety. Especially

    the ejotherm STR U can be used in any substrate. As the

    first 8 mm ETICS anchor, it obtained a European Technical

     Approval for all building material categories. Despite shortest

    anchorage depths, it reaches the highest characteristic loads.

    With EJOT quality your service promise will not hang by

    a thread…

     Your service – Our quality:

    EJOT philosophy setsstandards

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    ETICS competency 

    „I cannot afford a construction site to stagnate due to

    installation problems, and even worse customer

    complaints. Today, everything has to be fast and

    smooth – but without reduction of quality and

    security. EJOT anchors are great to work with.

    Especially the STR principle is simply ingenious.

    100% setting control and homogeneous insulation

    surfaces – thus I can still relax after many years.“

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     Through our close contact to practitioners and developers,

    we are able to develop ideal fastening solutions for today and

    tomorrow’s facade insulation systems. Make use of this headstart for your system and experience how decades of know-

    how create easy and quick installation.

    Based on this practical experience, in special cases our

    experts work out individual solutions for you – even right on

    the building site.

    Some examples of our service:

    l personal consultants

    l competent consulting via phone or e-mail

    l fast and reliable delivery service

    l anchor pull-out tests on site

    l trainings in fastening technology

    l support with bidding processes

     Your benefits:

    l custom-designed solutions you can rely on

    l our decades of know-how

    l planning security

     Your system – Our know-how:

    over 30 years of ETICS anchorsby EJOT

    ETICS competency 

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    „As consultant of a system owner, I know

    the daily difculties and annoyances that

    make life hard for users and cost them

    valuable time. With EJOT anchors, the

    right choice is easy, and I can rely on that

    they work – even when the conditions at

    the object are not ideal.“

    ETICS competency 

    EJOT anchors for ETICS are important components

    of high-grade facade systems. Like all other system

    components they are exclusively sold to system owners.

    !

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    Which anchor do I need for which substrate? What do I do when faced with

    mixed masonry? Our ejotherm family with European Technical Approval (ETA)

    simplifies your choice. Powerful anchors provide for secure fastening in allsubstrates and with all kinds of insulation materials.

     Your benefits:

    l clear product range for all substrates

    l solutions for all insulation materials

    l easy anchor choice

    l reduced stock volume

    Moreover you have a special programme with cost-efficient special solutions

    at your hand. Typical applications are:

    l rebuilding the stability of damaged ETICS

    l solutions for renovating the renovation

    l re-establishing the stability of weather shells and prewall shells

     Your advantage –

    Our programme:anchor choice

    made easy 

    ETICS competency 

    Use category A Use category B Use category C Use category D Use category E  

    Normal weight concrete Solid masonry Hollow or perforated

     masonry 

    Lightweight

     aggregate concrete

     Autoclaved aerated

    concrete

    ejothermSTR U

    competitive product A 

    competitive product B

    competitive product C

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    „To me as a planer, energy savings and the design of a new ETICS

    facade are most important. Moreover I am responsible that the

    facade is secure and immaculate even after years – this is what the

    client expects. That is why we advertise ejotherm STR U. If neces-

    sary, EJOT experts already consult me during the bidding process

    – even right on the building site.“

    ETICS competency 

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    During more than three decades, over 500,000,000 sqm

    of ETICS facades have been fastened with EJOT anchors

    – without even a single incident! This equals an area of morethan 70,000 football pitches. Roughly 150 billion litres of

    heating oil or 440 million tons of CO2 have been saved – a

    valuable contribution to the environment, which is growing

    daily.

    More and more international customers and principals rely on

    sophisticated fastening solutions and the competent advice

    by EJOT.

    EJOT - The Quality Connection – also internationally!

    EJOT – The Quality Connection:

    international customersrely on EJOT

    References

    Freiherr-vom-Stein-Gymnasium, Munster 

    Ginger & Fred, Prague Schloss-Arkaden Braunschweig Music Academy, StuttgartEstate Blumlägerfeld, Celle

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    The ejotherm generation

     The new ejotherm  generation makes it possible. Specially

    developed expansion zones enable highest characteristic

    loads with minimum anchorage depths. The result: quickinstallation and economic total cost.

     Your benefits:

    l up to 45 mm shorter anchor lengths*)

    l valuable safety reserves in doubtful substrates

    l economic anchor usage

    l universal expansion zones for maximum use range

    l universal drill diameter for all substrates (8 mm)*) in comparison with earlier EJOT anchors

    Short and good –

    quick and economic:performance up, costs down

    Up to 45 mmshorter

    anchor lengths

     nominal anchorage depth h nom   characteristic load 

    cost  installation time, anchor length, drill abrasion

     performance safety, number of anchors/m 2 ,

     sensitivity with varying substrate qualit ies

    ejothermNT U

    competitive product A 

    competitive product B

    Substrate: Vertically perforated clay bricks (Hlz)

    Source: specications of the individual European Technical Approval (ETA)

    ejothermSTR U

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    Easy installation:

      Quick drilling thanks to reduced drill depth

      Put anchor with pre-mounted screw into the hole until

    the plate bears on the surface

      Screw with the STR tool: countersinking happens

    automatically (no milling, no dust)

      Insert the STR insulation cap – ready!

    The EJOT STR principle

     Your guarantee –

    Our STR principle

    1 2

    3 4

    For long-lasting beautiful facades

    With its STR principle, EJOT has developed a unique fasten-

    ing system. Without any additional work, the anchor washers

    are installed countersunk and covered with an insulation cap.

     This creates a homogenous surface and an even rendering,

    which helps to avoid anchor marks.

    For all substrates

     The ejotherm  STR U is the first 8 mm ETICS anchor with

    European approval for all building materials, including gas

    concrete (use categories A - E). For fastenings on wooden

    materials we provide ejotherm  STR H. Both anchors are

    installed with the same ejotherm STR tool.

    For all insulation materials

    Both ejotherm  STR U and ejotherm  STR H can be either

    installed countersunk according to the STR principle or plain

    with the surface with the STR plug. This way an adaptation to

    all commonly used types of insulation is possible.

    Quality and safety in XXXL

     The EJOT STR princple is available for insulation of up to

    400 mm – the perfect fastening system for zero- and low-

    energy houses.

    1

    2

    3

    4

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    ejotherm washer anchors

    When fastening ETICS, insulation boards are usually attached

    to the facade with adhesive and then fastened with anchors.

     The bearing load of the system is carried onto the facadevia shearing forces. High-quality washer anchors, installed

    through the insulation, guarantee additional contact pressure

    through their stiff washers. This contact pressure supports the

    permanent frictional bonding between adhesive and substruc-

    ture. Due to a strong hold in the wall and the contact pressure

    of the washer the clamping of the insulation board is ensured

    („screw clamp effect“).

     

    ejotherm washer anchors with European Technical Approval

    offer certif ied safety even under high wind loads. Through their

    washers and the expansion element, they redirect the tensile

    load into the bearing substructure.

     The washer anchors of the ejotherm generation make things

    easy for you:

    Easy anchor choice for safe anchoring in any building material.

     Together with a minimum anchor depth and maximum per-

    formance. Performance up, total cost down! For long-lasting,

    energy-saving facades.

    ejotherm washer anchors –

    anchor choice made easy 

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    Recommended use loads

    Wood fibreboards (thickness >_ 17,0 mm)  0.25 kN

    Chipboards (thickness >_ 13,0 mm)  0.25 kN

    Gypsum fibreboards (thickness >_ 12,5 mm)  0.15 kN

    OSB plates (thickness >_ 16,0 mm)  0.25 kN

    Solid wood plates (thickness >_ 27 mm) 0.25 kN

     The recommended use loads are calculated with a safety factor of 3. They may differ according to the object.

    Technical data

    Screw diameter 6 mm

    Washer diameter 60 mm

    Screw-in depth 30 - 40 mm

    Installation

    ejotherm STR H

    Cap anchor for wood and metal sheets

    l for wooden substrates as well as metal sheets of up to0.75 mm

    l the EJOT STR principle with STR cap for homogenoussurfaces and even rendering- quick and easy without milling dust

    l also installable flush with the surface with STR plug

    l permanent contact pressure

    l 100% setting control: the countersunk installation of theplate signalises safe anchorage

    Countersunk installation acc.

    STR principle with STR cap

    Installation ush with the

     surface with STR plug

    Product range

      Countersunk Installation plain Product name Product code

      installation with the surface and

      Insulation (mm) Insulation (mm) length (mm)

     )  –  40 ejotherm STR H 080 8711 080 400

      – 60 ejotherm STR H 100 8711 100 400

      80 80 ejotherm STR H 120 8711 120 400

      100 100 ejotherm STR H 140 8711 140 400

      120 120 ejotherm STR H 160 8711 160 400

      140 140 ejotherm STR H 180 8711 180 400

      160 160 ejotherm STR H 200 8711 200 400  180 180 ejotherm STR H 220 8711 220 400

      200 200 ejotherm STR H 240 8711 240 400

    220 220 ejotherm STR H 260 8711 260 400

      240 240 ejotherm STR H 280 8711 280 400

      260 260 ejotherm STR H 300 8711 300 400

    Note: Always use in combination with STR cap and STR plug respectively. Packaging: 100 pieces/unit

    Special solution: EJOT® self-drilling screw

    JT3-ST-2-6,0 incl. washer plate element Ø 60

    Special solution for the corrosion resistant fastening ofExternal Thermal Composite Systems made of phenolic resinand mineral wool insulation board.Fastener can optionally be mounted flush with the surface orembedded according to the EJOT STR principle. 

    For further questions please contact the responsible

    EJOT contact person.

     

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    ejotherm STR tool

    l specially developed tool for countersunk installation ofejotherm STR U and ejotherm STR H

    l sturdy construction for long durability

    l wear parts are exchanged quickly

    l set comprises: STR-tool, additional cutting metals,

    angle screw driver, bits for all applications

    ejotherm STR tool spare kit

    l to replace wear parts of the STR tool

    l set comprises: 3 cutting metals,3 bits for countersunk installation

    ejotherm STR accessories

    ejotherm STR renovation cutter

    l for subsequently securing ETICS facades:cost-efficient re-establishment of the structural stabilitythrough subsequent anchoring

    l avoids the de-installation of the old system in many cases

    l utilisation of the EJOT STR technology:1. mill the existent plaster layer,

    2. install the ejotherm STR U,3. insert the STR cap to obtain an even plaster base,

      4. plaster a new final rendering

    Product range

    Product name Product code Packaging

      (pieces/box)

    ejotherm STR tool 9151 900 000  1

    ejotherm STR tool spare kit 9151 910 000  1

    ejotherm STR renovation cutter 9151 940 000  1

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    EJOT H1 eco

    Universal hammer-in anchor

    l approved for concrete, solid and

    perforated masonry

    l solid steel nail (break-proof)

    l flush setting of the anchor washer

    l plastic injection element to reduce thermal bridgesl installable with additional washer

    l shortest anchorage depths, minimum drill hole depth

    l high loads for your security

    l economic anchor usage

    l premounted nail for quick installation

    l with EPD (Environmental Product Declaration)

    InstallationTechnical Data

     Anchor diameter 8 mmWasher diameter 60 mm

    Drill hole depth h1 >_  35 mm

     Anchorage depth hef  >_  25 mm

    Point thermal transmit tance 0.001 W/K 

    Use categories acc. to ETA A, B, C 

    European Technical Approval (ETA) ETA-11/0192

    Product range

      Insulation (mm) Product name Product code

      and length (mm)

      New build.¹)  Renovation²

    )

      60 40 EJOT H1 eco 095 8746 095 400

      80 60 EJOT H1 eco 115 8746 115 400

      100 80 EJOT H1 eco 135 8746 135 400

      120 100 EJOT H1 eco 155 8746 155 400

      140 120 EJOT H1 eco 175 8746 175 400

      160 140 EJOT H1 eco 195 8746 195 400

      180 160 EJOT H1 eco 215 8746 215 400

      200 180 EJOT H1 eco 235 8746 235 400  220 200 EJOT H1 eco 255 8746 255 400

      240 220 EJOT H1 eco 275 8746 275 400

      260 240 EJOT H1 eco 295 8746 295 400¹) 10 mm adhesive ²

    )10 mm adhesive and 20 mm old render Packaging: 100 pieces/unit

    Characteristic loads

    Normal weight concrete C 12/15 acc. to EN 206-1 0.9 kNNormal weight concrete C 16/20 - C 50/60 acc. to EN 206-1 0.9 kN

    Clay bricks (Mz) acc. to DIN 105 0.9 kN

    Solid lime sandstone (KS) acc. to DIN EN 106 0.9 kN

     Vertical ly perforated clay bricks (Hlz) acc. to DIN 105,

    bulk density ≥ 1,2 kg/dm3 0.75 kN Vertical ly perforated clay bricks (Hlz) acc. to DIN 105,

    bulk density ≥ 0,9 kg/dm3 0.6 kN

    Sand-lime perforated bricks (KSL) acc. to DIN EN 106 0.9 kNPlease note: For calculation of design loads the national safety factors have tobe included (e.g. Germany: 3). Please observe the approval.

    t≥35

     Ne w 

     hammer- in 

    anc hor

    t30t≥35

    hv≥25

    hv≥25

          ø        8

    nal mesch

    mesh

    insulation boardadhesive and levelling mortar

    old renderwall construction

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    Installation Technical data

     Anchor diameter 8 mmWasher diameter 60 mm

    Drill hole depth h1 >_  50 mm

     Anchorage depth h ef  >_  40 mm

    Use categories acc. to ETA A, B, C 

    European Technical Approval (ETA) ETA-07/0026

    Characteristic loads

    Normal weight concrete C 12/15 acc. to EN 206-1 0.6 kN

    Normal weight concrete C 16/20 - C 50/60 acc. EN 206-1 0.9 kN

    Clay bricks (Mz) acc. to DIN 105 0.9 kN

    Solid lime sandstone (KS) acc. to DIN EN 106 0.9 kN

     Vertical ly peforated clay br icks (Hlz) acc. to DIN 105 0.6 kN

    Sand-lime perforated bricks (KSL) acc. to DIN EN 106 0.9 kNPlease note: For calculation of design loads the national safety factors have tobe included (e.g. Germany: 3). Please observe the approval.

    ejotherm NTK U

    Telescope anchor

    l approved for concrete, solid and perforated masonry

    l defined move-in of the washer through the EJOTtelescope effect: with the last blow, the plate decouples

    and moves on the sleeve while the expansion zone issafely anchored

    l safe and smooth installation with built-in setting controlthrough the EJOT telescope effect

    l optimised thermal bridge

    l minimised risk of breaking nails due to fibre-reinforcedcomposites

    l premounted expansion nail for quick installation

    With the next blow the

    washer decouples from

    the sleeve and moves

    into the insulation

    EJOT Telescope Effect

    Product range

      Insulation (mm) Product name Product Code

      and length (mm)

      New build.¹)  Renovation²)

      40 – ejotherm NTK U 090 8777 090 100

      60 40 ejotherm NTK U 110 8777 110 100

      80 60 ejotherm NTK U 130 8777 130 100

      100 80 ejotherm NTK U 150 8777 150 100

      120 100 ejotherm NTK U 170 8777 170 100

      140 120 ejotherm NTK U 190 8777 190 100

      160 140 ejotherm NTK U 210 8777 210 100

      180 160 ejotherm NTK U 230 8777 230 100¹) 10 mm adhesive ²

    ) 10 mm adhesive and 20 mm old render Packaging: lengths 090-150: 200, otherwise 100 pieces/unit

    Put the anchor into the borehole until

    the washer bears on the insulation,

    hammer the nail into the sleeve

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    ejotherm NT U

    Universal hammer-in anchor

    l approved for concrete, solid and

    perforate masonry

    l solid steel nail (break-proof)

    l plastic injection moulding to reduce thermal bridges

    l installable with additional washerl shortest anchorage depths, minimum drill hole depth

    l high loads for your security

    l economic anchor usage

    l premounted nail for quick installation

    InstallationTechnical data

     Anchor diameter 8 mmWasher diameter 60 mm

    Drilll hole depth h1 >_  35 mm

     Anchorage depth hef  >_  25 mm

    Use categories acc. to ETA A, B, C 

    European Technical Approval (ETA) ETA-05/0009

    Product range

      Insulation (mm) Product name Product code

      and length (mm)

      New build.¹)  Renovation²)

      60 40 ejotherm NT U 095 8796 095 400

      80 60 ejotherm NT U 115 8796 115 400

      100 80 ejotherm NT U 135 8796 135 400

      120 100 ejotherm NT U 155 8796 155 400

      140 120 ejotherm NT U 175 8796 175 400

      160 140 ejotherm NT U 195 8796 195 400

      180 160 ejotherm NT U 215 8796 215 400

      200 180 ejotherm NT U 235 8796 235 400

      220 200 ejotherm NT U 255 8796 255 400

      240 220 ejotherm NT U 275 8796 275 400

      260 240 ejotherm NT U 295 8796 295 400¹) 10 mm adhesive ²

    )10 mm adhesive and 20 mm old render Packaging: 100 piece/unit

    Characteristic loads

    Normal weight concrete C 12/15 acc. to EN 206-1 1.2 kN

    Normal weight concrete C 16/20 - C 50/60 acc. EN 206-1 1.2 kN

    Clay bricks (Mz) acc. to DIN 105 1.5 kN

    Solid lime sandstone (KS) acc. to DIN EN 106 1.5 kN

    Solid masonry of lightweight concrete (V) acc. DIN 18152 0.5 kN

     Vertical ly perforated clay bricks (Hlz) acc. to DIN 105 0.9 kN

    Sand-lime perforated bricks (KSL) acc. to DIN EN 106 1.5 kN

    Lightweight concrete hollow blocks (HbL) acc. DIN 18151 0.5 kNPlease note: For calculation of design loads the national safety factors have tobe included (e.g. Germany: 3). Please observe the approval.

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    EJOT VT 90

    l washer diameter: 90 mm

    l specially for mineral wool boards with low tensile strength

    (please observe the approval)l high washer solidness for smooth move-in of the washer

    l smooth installation

     Additional plates

     The washer diameter is enlarged through specially matchedadditional washers. In this way the EJOT washer anchor isperfectly fitted to the demands of different insulation mate-rials. What additional washer is used in a specific case,

    depends on the specifications of the ETIC system owner.

    When combining our additional washers with ejothermSTR U or ejotherm  STR H for the installation flush with thesurface, the special STR closing plugs have to be mounted.

    When using additional washers the STR principle cannot beapplied.

    EJOT SBL 140 plus

    l washer diameter: 140 mm

    l specially for mineral wool lamella boards

    l high washer solidness for smooth installationl high buckling loads thanks to additional plaster bonding

    EJOT additional plates

    Product range

    Product name Product code Packaging

      (pieces)

    EJOT VT 90 8781 090 008  100

    EJOT SBL 140 plus  8716 140 008  100

     Mod i f ied

    geome tr y 

    o f  t he 

     was her

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    ejotherm anchors for rail fastenings

     A special kind of External Thermal Insulation Composite

    Systems is the mechanical xing of the insulation boards with  

    the help of holding rails. These systems are preferably used onold facades with large tolerances (unevenness of the old

    render) or signicantly damaged old render (lose parts,

    partially missing old render).

    Holding rails of plastic or aluminium are directly fastened on

    the substrate with special collar head anchors. Our spacers

    EJOT AS balance tolerances and bridge missing parts.

    Simply clip the chosen thickness onto the anchor between

    wall and holding rail. System-specic insulation boards are

    put into the proles of holding rails through incorporated

    grooves.

    For additional anchoring of the insulation in the centre of the

    board, we recommend our cap anchor ejotherm STR U (see

    page 18).

    ejotherm anchors for

    rail-xed ETICS

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    Screw-in anchor for rails

    l for installing holding and base rails

    l approved for all categories of building materials

    l shortest anchorage depths, minimum drill hole depths

    l highest loads for maximum safety

    l economic anchor usagel premounted screw for quick installation

    l to compensate facade tolerances use spacers EJOT AS

    ejotherm SDK U

    Characteristic loads

    Normal weight concrete C 12/15 acc. to EN 206-1 1.5 kN

    Normal weight concrete C 16/20 - C 50/60 acc. EN 206-1 1.5 kN

    Clay bricks (Mz) acc. to DIN 105 1.5 kN

    Solid lime sandstone (KS) acc. to DIN EN 106 1.5 kN

    Solid masonry of lightweight concrete (V) acc. DIN 18152 0.6 kN

     Vertical ly perforated clay bricks (Hlz) acc. to DIN 105 1.2 kN

     Vertical coring reference bricks (Hlz) acc. ÖNORM B 6124 0.75 kN

    Sand-lime perforated bricks (KSL) acc. to DIN EN 106 1.5 kN

    Lightweight concrete hollow blocks (HbL) acc. DIN 18151 0.6 kN

    Lightweight aggregate concrete (LAC) 0.9 kN

     Autoclaved aerated concrete P2 - P7 0.75 kNPlease note: For calculation of design loads the national safety factors have tobe included (e.g. Germany: 3). Please observe the approval.

    Installation

    To compensate facade tolerances use

     spacers EJOT AS (p. 29).

    Product range

      Max. tolerance Product name Product code

      compensation (mm) and length (mm)

      20 ejotherm SDK U 045 8798 045 400

      40 ejotherm SDK U 065 8798 065 400

      60 ejotherm SDK U 085 8798 085 400

      80 ejotherm SDK U 105 8798 105 400 Packaging: 100 pieces/unit, in box per 1,000 pieces

    Technical data

     Anchor diameter 8 mm

    Collar diameter 16 mm

    Drill hole depth h1 >_  35 mm (75 mm)

     Anchorage depth hef  >_  25 mm (65 mm)

    Screw drive TORX T30

    Use categories acc. to ETA A, B, C, D, E 

    European Technical Approval (ETA) ETA-04/0023

     Values in parentheses: anchoring in gas concrete (use category E )

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    ejotherm NK U

    Hammer-in anchor for rails

    l for installing holding and base rails

    l approved for concrete, solid and perforated masonry

    l shortest anchorage depths, minimum drill hole depths

    l high loads for high security

    l premounted nail for quick installationl to compensate facade tolerances use spacers EJOT AS

    Technical data

     Anchor diameter 8 mm

    Collar diameter 16 mm

    Drill hole depth h1 >_  35 mm

     Anchorage depth h ef  >_  25 mm

    Use categories acc. to ETA A, B, C 

    European Technical Approval (ETA) ETA-05/0009

    Installation

    To compensate facade tolerances use

     spacers EJOT AS (p. 29).

    Product range

      Max. tolerance Product name Product code

      compensation (mm) and length (mm)

      20 ejotherm NK U 045 8797 045 400

      40 ejotherm NK U 065 8797 065 400

      60 ejotherm NK U 085 8797 085 400 Packaging: 100 pieces/unit, in box per 1,000 pieces

    Characteristic loads

    Normal weight concrete C 12/15 acc. to EN 206-1 1.2 kN

    Normal weight concrete C 16/20 - C 50/60 acc. EN 206-1 1.2 kN

    Clay bricks (Mz) acc. to DIN 105 1.5 kN

    Solid lime sandstone (KS) acc. to DIN EN 106 1.5 kN

    Solid masonry of lightweight concrete (V) acc. DIN 18152 0.5 kN

     Vertical ly perforated clay bricks (Hlz) acc. to DIN 105 0.9 kN

    Sand-lime perforated bricks (KSL) acc. to DIN EN 106 1.5 kN

    Lightweight concrete hollow blocks (HbL) acc. DIN 18151 0.5 kNPlease note: For calculation of design loads the national safety factors have tobe included (e.g. Germany: 3). Please observe the approval.

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     Accessories for rail fastenings

    EJOT spacers AS

    l for levelling out facade tolerances: lengths can becombined individually (3, 5, 8, 10, 15 mm)

    l simply clip onto the anchor between wall and rail

    l for anchor diameters 6 mm, 8 mm and 10 mm

    l sorted by colour

    EJOT profile connector PV 

    l for connecting profile rails

    l simply clip onto the rail elements to be connected

    l facilitates the precise adjustment of base rails

    l length: 30 mm each

    EJOT nail anchors ND-K 6 x 60 and 8 x 75

    l premounted nail anchor to mount base rails

    l diameters: 6 mm and 8 mm

    l drill hole depth: >_ 40 mm

    l anchorage depth: >_ 30 mm

    EJOT installation set

    l special composition of frequently used accessories forinstalling base rails

    l set comprises: 75 nail anchors ND-K 6 x 60,

    10 profile connectors PV, 50 spacers AS 3

    Product range

    Product name Product code Content/box Content/order

     

    EJOT AS 3 8600 725 700  100 3,000

    EJOT AS 5 8601 189 710  100 2,500

    EJOT AS 8 8601 233 720  100

    EJOT AS 10 8601 232 750  100

    EJOT AS 15 8601 187 730  100

    EJOT prole connector PV 8792 030 770 100 2,500

    EJOT prole connector PV 1150 8792 115 770 10 100

    EJOT ND-K 6 x 60 8561 660 400 100 1,000

    EJOT ND-K 8 x 75 8561 875 400 100 1,000

    EJOT installation set 8500 000 030 1 set 10 sets

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    Clinker system anchor for concrete and masonry 

    l approved for concrete, solid and perforated masonry

    l torsion-proof anchor tube

    l anchor tube with small countersunk head for unobtrusiveinstallation in the joint

    l universal expansion zone for safe anchoringl high loads

    l anchor with increased bending moment

    l premounted screw for quick installation

    EJOT SDF-S plus 8UB

    Design loads

    Normal weight concrete >_ C 12/15 acc. to EN 206-1 1.0 kN

    Weather shell of concrete >_ B 15 0.25 kN

    Clay bricks (>_ Mz 12) acc. to DIN 105 0.4 kN

    Solid lime sandstone (>_ KS 12) acc. to DIN EN 106 0.4 kN

    Solid masonry of lightweight concrete (>_ V 2) DIN 18152 0.2 kN

     Vertical ly perforated clay bricks (Hlz) acc. to DIN 105 *

     Vertical coring reference brick (Hlz) acc. ÖNORM B 6124 0.75 kN

    Sand-lime perforated bricks (>_ KSL 6) acc. DIN EN 106 0.25 kN

    Lightweight concrete hollow blocks (>_ HbL 2) DIN 18151 0.15 kN

    Lightweight aggregate concrete 0.3 kN

    * according to approval to be determined through pull-out tests at the building

     The design loads given are in accordance with the German building code.

    National safety factors are already incorporated. Please observe the approval.

    Installation

    Product range

      Insulation (mm) Product name Product code

      and length (mm) zinc-plated steel steel with Deltaseal¹ )  stainless steel A4

      New build. Renovation²)

      20 – EJOT SDF-S plus 8UB x 100 8786 100 460 8786 100 692 8786 100 660  40 20 EJOT SDF-S plus 8UB x 120 8786 120 460 8786 120 692 8786 120 660

      60 40 EJOT SDF-S plus 8UB x 140 8786 140 460 8786 140 692 8786 140 660

      80 60 EJOT SDF-S plus 8UB x 160 8786 160 460 8786 160 692 8786 160 660

      100 80 EJOT SDF-S plus 8UB x 180 8786 180 460 8786 180 692 8786 180 660

      120 100 EJOT SDF-S plus 8UB x 200 8786 200 460 – 8786 200 660

      140 120 EJOT SDF-S plus 8UB x 220 8786 220 460 – 8786 220 660¹) organic coating for higher corrosion resistance ²

    ) 20 mm old render Packaging: 100 pieces unit

    Technical data

     Anchor diameter 8 mm

    Diameter of countersunk head 12 mm

    Drill hole depth h1 >_  80 mm

     Anchorage depth hef  >_  70 mm

    Screw drive TORX T30

    German DIBt Approval Z-21.2-589

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    Design loads

     Autoclaved aerated concrete acc. DIN (2 and 3.3 resp.) 0.2 kN

     Autoclaved aerated concrete acc. DIN (4 and 4.4 resp.) 0.5 kN

     Autoclaved aerated concrete acc. TGL (Laußig plant) 0.3 kN

     Autoclaved aerated concrete acc. TGL (Parchim plant) 0.15 kN

     The design loads given are in accordance with the German building code.National safety factors are already incorporated. Please observe the approval.

    EJOT SDP-S plus 8

    Clinker system anchor for gas concrete

    l approved for gas concrete

    l distort-proof anchor tube

    l anchor tube with small countersunk head for unobtrusiveinstallation in the joint

    l special expansion zone with hooks for form-fit anchoringl high loads

    l premounted screw for quick installation

    Installation

    Product range

      Insulation (mm) Product name Product code

      and length (mm) zinc-plated steel stainless steel

      New build. Renovation1)

      20 – EJOT SDP-S plus 8 x 140 85588 14 456 85588 14 656

      40 20 EJOT SDP-S plus 8 x 160 85588 16 456 85588 16 656

      60 40 EJOT SDP-S plus 8 x 180 85588 18 456 85588 18 656

      80 60 EJOT SDP-S plus 8 x 200 85588 20 456 85588 20 656¹)  20 mm old render Packaging: 100 pieces/unit

    Technical data

     Anchor diameter 8 mm

    Diameter of countersunk head 12 mm

    Drill hole depth h1 >_  120 mm

     Anchorage depth h ef  >_  110 mm

    Screw drive TORX T30

    German DIBt Approval Z-21.2-967

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    EJOT SDM-T plus 8/60 U

    Specialist for problematicsubstrates

    l approved for concrete, solid and

    perforated masonry

    l universal expansion zone for for problematic substratesand high tolerances

    l also available for very thick insulation (up to 340 mm)

    l solid steel screw with plastic injection moulded head

    l premounted screw for quick installation

    Solutions for special applications

    Characteristic loads

    Normal weight concrete C 12/15 acc. to EN 206-1 1.5 kN

    Normal weight concrete C 16/20 - C 50/60 acc. EN 206-1 1.5 kNClay bricks (Mz) acc. to DIN 105 1.5 kN

    Solid lime sandstone (KS) acc. to DIN EN 106 1.5 kN

    Solid masonry (V) of lightweight concrete acc. DIN 18152 0.9 kN

     Vertical ly perforated clay bricks (Hlz) acc. to DIN 105 1.2 kN

    Sand-lime perforated bricks (KSL) acc. to DIN EN 106 1.5 kN

    Lightweight concrete hollow blocks (HbL) acc. DIN 18151 0.75 kN

    Regarding design loads the national safety factors are to be incorporated.Please observe the approval.

    Installation

    Product range

      Insulation (mm) Product name Product code

      and length (mm)

    New build.1)  Renovation²

    )

      40 – EJOT SDM-T plus 8/60 U x 120 8753 120 260  60 40 EJOT SDM-T plus 8/60 U x 140 8753 140 260  80 60 EJOT SDM-T plus 8/60 U x 160 8753 160 260  100 80 EJOT SDM-T plus 8/60 U x 180 8753 180 260  120 100 EJOT SDM-T plus 8/60 U x 200 8753 200 260  140 120 EJOT SDM-T plus 8/60 U x 220 8753 220 260  160 140 EJOT SDM-T plus 8/60 U x 240 8753 240 260  180 160 EJOT SDM-T plus 8/60 U x 260 8753 260 260  200 180 EJOT SDM-T plus 8/60 U x 280 8753 280 260  220 200 EJOT SDM-T plus 8/60 U x 300 8753 300 260  240 220 EJOT SDM-T plus 8/60 U x 320 8753 320 260  260 240 EJOT SDM-T plus 8/60 U x 340 8753 340 260  300 280 EJOT SDM-T plus 8/60 U x 380 8753 380 260  340 320 EJOT SDM-T plus 8/60 U x 420 8753 420 260¹) 10 mm adhesive ²

    )10 mm adhesive and 20 mm old render Packaging: 100 pieces/unit

    Technical data

     Anchor diameter 8 mmPlate diameter 60 mm

    Drill hole depth h1 >_  80 mm

     Anchorage depth hef  >_  70 mm

    Screw drive TORX T40

    Use categories acc. to ETA A, B, C 

    European Technical Approval (ETA) ETA-04/0064

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    Solutions for special applications

    EJOT spiral anchor

    Fastening solution for light attachments onETICS facades

    l recommended load: max. 5 kg per mounting point

    l no thermal bridges

    l simply screw through the final rendering into the insulation(usually without pre-drilling), fasten a 4-5 mm screw (drive

     TORX T40) and fix the attachment

    EJOT special drill For optimum buckling loads in perforated bricks

    l special drill for perforated substrates

    l aggressive cutting angle for fast drilling withoutpercussion

    l avoids bursting drill holes

    l with SDS-plus adapter

    l not to be used with percussion or hammer drilling

    Product range

    Product name Product code

    EJOT spiral anchor 8788 000 002

    Packaging: 10 pieces/unit, in box per 250 pieces

    Installation

    Product range

      Total length/ Product name Product code

      use length (mm)

      210 / 150 EJOT special drill 8.0 x 210/150 9200 000 075

      260 / 200 EJOT special drill 8.0 x 260/200 9200 000 069

      310 / 250 EJOT special drill 8.0 x 310/250 9200 000 087

      450 / 400 EJOT special drill 8.0 x 450/400 9200 000 076

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     The energy optimisation of the building envelope is closely

    intertwined with insulating the ceiling on the lowest level.

    Especially next to unheated rooms like basements, garages,

    warehouses or passages ...

    Moreover ceiling insulation is employed to improve acoustics.

    It is used for example as noise insulation in commercially used

    rooms or halls or as noise protection in shooting ranges.

    EJOT fastening solutions

    for ceiling insulation

    Fasteners for ceiling insulation

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    Fasteners for ceiling insulation

    EJOT ceiling insulation screw DDS

    l fastening of ceiling and acoustic insulation

    l easy installation: drill, screw - done!

    l short anchorage depth

    l plastic injection moulded head with wood wool structure

    in colours beige or white for unobtrusive fasteningl special service: coloured varnishing of the screw heads

    according to your preferences

    Technical data

    Head diameter* 25 mm

    Drill hole diameter 6 mm

    Drill hole depth h1 >_  30 mm

     Anchorage depth hef  >_  20 mm

    Screw drive TORX T30

    Recommended substrate concrete

    *incl. plastic injection moulding

    Installation

    Lieferprogramm

      Use length Product name Product code

      (mm) and length (mm) Head with plastic Head with plastic Head colouredinjection moulding white injection moulding beige varnishing white

      20-30 EJOT DDS 050 8419 050 740 8419 050 780 5919 050 682

      35-45 EJOT DDS 065* 8419 065 740 8419 065 780 5919 065 682

      45-55 EJOT DDS 075 8419 075 740 8419 075 780 5919 075 682

      55-65 EJOT DDS 085 8419 085 740 8419 085 780 5919 085 682

      70-80 EJOT DDS 100 8419 100 740 8419 100 780 5919 100 682

      80-90 EJOT DDS 110* 8419 110 740 8419 110 780 5919 110 682

      95-105 EJOT DDS 125 8419 125 740 8419 125 780 5919 125 682

      105-115 EJOT DDS 135 8419 135 740 8419 135 780 5919 135 682

      120-130 EJOT DDS 150 8419 150 740 8419 150 780 5919 150 682

    135-145 EJOT DDS 165* 8419 165 740 8419 165 780 5919 165 682

    145-155 EJOT DDS 175 8419 175 740 8419 175 780 5919 175 682170-180 EJOT DDS 200 8419 200 740 8419 200 780 5919 200 682

    195-205 EJOT DDS 225* 8419 225 740 8419 225 780 5919 225 682

    220-230 EJOT DDS 250* 8419 250 740 8419 250 780 5919 250 682

    *Special length: available on request Packaging: 100 pieces/unit

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    EJOT ceiling insulation washer DDT

    l to combine with ceiling insulation screwEJOT DDS to enlarge the washerdiameter when it comes to soft insulationmaterial

    l lacquering of the entire surface onboth sides, including the edges

    l optimised washer geometry for improved fit ofthe EJOT DDS screw into the washer

    l increased protection from corrosion and sharp edges

    l washer diameter: 70 mm

    l white lacquering - RAL 9002

    l special service: coloured lacquering of the fastener headsaccording to customer request

    Fasteners for ceiling insulation

    EJOT ceiling insulation anchor DDA 

    l fastening of ceiling and acoustic insulation

    l easy installation: drill, hammer - done!

    l available in colours beige or white

    Product range

      Product name Product code

      plate white 

    EJOT DDT 8721 070 782

    Packaging: 100 pieces each.

    Technical data

    Head diameter 25 mm

    Drill hole diameter 8 mm

    Drill hole depth h1 >_  35 mm

     Anchorage depth h ef  >_  25 mm

    Recommended substrate concrete

    Product range

      Insulation (mm) Product name Product code

      and length (mm) colour white colour beige

      50 EJOT DDA 075 8552 075 004 8552 075 000

      75 EJOT DDA 100 8552 100 004 8552 100 000

      100 EJOT DDA 125 8552 125 004 8552 125 000

      125 EJOT DDA 150 8552 150 004 8552 150 000

      150 EJOT DDA 175 8552 175 004 8552 175 000 Packaging: 400 pieces each.

    39

     Ne w 

    o p t i m i sed 

     wa s he

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     To harmonise the EU single market the EU Commission

    issued a directive on construction parts  (89/106 EWG).

    It determines which building parts need to comply with the

    following essential requirements regarding their intended

    use:

    l  mechanical resistance and stability

    l  safety in case of fire

    l  hygiene, health and the environment

    l  safety in use

    l  protection against noise

    l  energy economy and heat retention

    Working groups of the European Organisation for Technical

     Approvals (EOTA ) have elaborated criteria on how to preci-sely prove these requirements are fulfilled for ETICS. These

    criteria and corresponding testing methods are stated in the

    European Technical Approval Guidelines (ETAG). For ETICS

    the following guidelines are relevant:

    l  ETAG 004: external thermal insulation composite systems

    with rendering

    l  ETAG 014: plastic anchors for fixing external thermal

    insulation composite systems with rendering

    l  CUAP according to the relevant ETAG

     These guidelines are mandatory for all member states of the

    European Union (EU) as for well as those states of the Euro-

    pean Free Trade Association (EFTA  ), that have signed the

    agreements of the European Economic Area (EEA  ), Iceland,

    Liechtenstein and Norway. The guidelines form the base for

    awarding European Technical Approval (ETA ) for individual

    products. Construction parts with ETA and certificate of

    conformity may carry the CE mark, which enables the free

    movement of goods within the member states of the EEA.

     This way a uniform appraisal of construction parts and theirfundamental technical specifications is ensured. Therefore

    each member state can assume without further testing that

    the construction part is generally suitable for the intended

    use if planning and construction are done correctly. Never-

    theless, the CE mark may not be regarded as a quality mark.

     The guidelines assume a prospective useful life of ETICS

    of at least 25 years. In accordance with current practical

    experiences, the actual useful life may be much longer wit-

    hout having to fear fundamental quality impairment. In spite

    of that, a guarantee towards the system owner or singlecomponents cannot be inferred.

    When processing the products, national requirements 

    are to be regarded. This way, member states may expli-

    citly incorporate specific national or regional requirements

    (e.g. different wind loads, safety factors, country-specific

    construction methods).

    In terms of the EC guideline on construction parts, external

    thermal insulation composite systems are kits. The produ-

    cer whose system receives an ETA is responsible for care-

    fully choosing the single constituents. In accordance with

    ETAG 004, components of an ETICS are:

    l  adhesive

    l  insulation product

    l  rendering system (including mesh reinforcement)

    l  mechanical fixing devices (anchors, holding rails)l  ancillary materials (e.g. corner strips and base profile)

     The approval lapses if components of various system

    owners are used. This constitutes a breach of the building

    code that leads to the loss of the warrantee by the owner

    and may have legal consequences.

    EJOT advises: Buy all system components

    exclusively from the provider of an approved system!

     An ETICS itself does not contribute to the structural stabi-lity of a building. Especially in renovation the stability of the

    wall construction has to be checked if an ETICS shall be

    installed. Since it has to carry the dead load of the insulation

    system after renovation, the stability might have to be rebuilt

    before attaching an ETICS. In particular this effects wall

    constructions of multiple shells (buildings with a prewall shell

    and precast concrete slab-type constructions).

    Building laws background

    EJOT anchor basics

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    Good reasons for anchoring an ETICS

    Weathered facade

    Facade renovated

    with an ETICS

    Safe installation on old facades

    ETICS are often used for energy efficient refurbishment of

    old buildings. Do you know how much load the old render

    can actually carry? For decades it was exposed to weather

    and emissions, soot, dirt and old paint reduce the bearing

    strength of the glue. Or single components are not compa-

    tible with the composition of the glue (“saponifying”). After

    installing a new ETICS building physics can change the

    bearing capacity of the old render (failure of old render) even

    after years. Regarding new buildings residues of release oil on

    concrete may cause difficulties. Cleaning a facade is complex

    and costly. Contaminated waste water has to be collected

    and professionally disposed. Furthermore the old render is

    imbued when thoroughly cleaned.

    However if insulation boards are additionally anchored, usu-

    ally no special treatment of the facade is necessary. Only

    loose parts of the render, efflorescence and paint flaking off

    need to be roughly removed. Possible holes are filled. Even-

    tually anchors provide safe support…

    Highest structural stability 

    When insulation boards are solely glued, the deadweight of

    an ETICS is passed onto the wall through shearing forces.

     The used glue is therefore the only connection between wall

    and insulation. Thanks to their specifically solid anchor plate

    and high characteristic loads, ejotherm  plate anchors give

    your facade safe support. Through contact pressure the fric-

    tional bond between facade surface and adhesive as well as

    between adhesive and insulation board is steadily increased.

     This results in a higher stability of the whole system. More-

    over anchors with steel screw or steel nail offer higher safety

    reserves.

    Impact of anchoring:

    – dead load of the system is passed on via adhesive and

    insulation

    – plate anchors provide additional contact pressure

     Advantages:

    – highest stability for the hole system

    – anchor plates divert wind load

    – highest security in case of wind loads

    Z

    D

    Q

    EJOT anchor basics

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    Judginig the substructure

     The expansion zone of an anchor has to perfectly fit the wall

    substrate found at the building. It is the only way the anchor

    can optimally fulfil its function within the ETIC system. This is

    why carefully assessing the substructure is highly important.

    ETAG 014 (guideline for anchors in external thermal insula-

    tion composite systems) distinguishes standard substrates

    according to so-called use categories in order to facilitate the

    assignment of the matching anchor.

    Substrates

    Determining the anchor type for the substrate

     After the substructure is determined, the proper anchor can

    be assigned with its approval since anchors with ETA are

    tested and approved for specific use categories. The fol-

    lowing cases are possible:

    Case 1: The anchor is approved for the determined building

    material category. The identified substrate is mentioned in the

    ETA of the anchor.

     The anchor may be used on the building without further

    testing. The loads given in the approval can be used offhand

    for calculating the necessary number of anchors. Where

    required, national safety factors need to be observed.

     Example:

    Solid lime sandstone was determined as wall substrate.

     This corresponds to use category B. The anchor has an

    ETA for use categories A and B. For solid lime sandstones,

    the ETA mentions a characteristic load of 1.2 kN. Natio-

    nal rules require a security value of 3 for use category B.

     Therefore the anchor can be calculated having a design load of

    1.2 kN : 3 = 0.4 kN without further testing on the building.

    Case 2: The anchor has no approval for the determined buil-

    ding material category.

    If the determined substrate at the building does not belong to

    a use category for which the anchor is approved according to

    the ETA, the anchor may not be used on this object. In this

    case, the usability of the anchor cannot be proven through

    pull-out tests.

     Example:

     Vertical coring bricks were determined as wall substrate. This

    corresponds to use category C. An anchor only approved foruse categories A and B may not be used.

    Ways to perfect anchoring

    Use category A:Normal weightconcrete

    Use category B:Solid masonry

    Use category C:Hollow or perforatedmasonry

    Use category D:Lightweight aggregateconcrete

    Use category E: Autoclaved aeratedconcrete

    EJOT anchor basics

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    EJOT anchor basics

    Case 3: The anchor is generally approved for the determined

    building material category, but the identified substrate is not

    explicitly named in the ETA of the anchor.

     The anchor may be used if its usability is proven through tests

    on the building. The object specific characteristic loads are

    determined through pull-out tests as described in the ETA.

    When deducting the design load national safety factors need

    to be incorporated.

     Example:

    Perforated lime sandstone was determined as wall substrate.

     This corresponds to use category C. The anchor has an ETA

    for use categories A, B, C and D. Nevertheless, perforated

    lime sandstone is not explicitly named in the ETA. Pull-outtests with this anchor on the object result in a characteristic

    load of 1.5 kN. National rules require a security value of 3

    for use category C. The anchor can be calculated having an

    design load of 1.5 kN : 3 = 0.5 kN.

    Case 4: The anchor is generally approved for the determined

    building material category. The identified substrate is already

    mentioned in the ETA of the anchor, but the gross density or

    the compression strength of the stone differs from the decla-

    ration of the approval.

    In principle this case corresponds to case 3. The usability for

    the substructure can be proven through tests on the building.

    Special case: Weather shells of concrete (precast concrete

    slab-type construction) are assigned to use category A. With

    any ejotherm anchor the loads may be calculated employing

    tests on the building.

    EJOT advises:l  The ejotherm STR U (as plate anchor) as well as the

    ejotherm  SDK U (for fastening rails) have a European

     Technical Approval for all building material classes. Many

    substrates are already tested for the approval and named

    in the ETA. Therefore usually no additional tests are

    necessary.

    l  Should tests on the building site be needed, you have

    EJOT’s service at your hand.

    Further criteria for choosing the perfect anchor

    If in principal several anchor types are applicable in the found

    building material, further assessment criteria can be emplo-

    yed.

     Additonal plates depending on the application

    Ways to perfect anchoring

    1When applying the STR principle for countersunk installation.

    2 A bigger range of application offers more securit y regarding uctua ting

    substrate qualities and mixed masonry.

    3Please note possible differences between effective and nominal anchorage

    depth when comparing with other products.

    Depending on the application, our ETICS anchors are com-

    bined with additional plates. The additional plates are very

    simple to use and are available in various diameters. They are

    put on the plate anchor like a washer. The further installationis processed as usual. In which case a specific additional

    plate is applied, depends on the used insulation and the

    system configuration. Crucial are the specifications of the

    system owner.

    Note: Additional plates are system components of the

    anchor. They are tested accordingly and described in the

    approval of the anchor. Therefore plate anchors may only be

    combined with the matching additional plates by the same

    manufacturer.

      Example ejotherm STR U

    100% setting control 1)

    Homogenous insulation surface

    Even rendering

    Permanent contact pressure

    Less work thanks to premounted

    expansion element

    Installation behaviour ++

    Loads ++

    Reduction of thermal bridges +

    Range of use2  ++

     Anchorage depth 3  ++

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    Determining the necessary anchor length

     The correct determination of the anchor length is an impor-

    tant prerequisite to obtain the highest fastening safety pos-

    sible. The object specific preconditions always have to be

    taken into account, but determining the necessary anchorage

    length itself is easy:

      nominal anchorage depth hnom+ tolerance compensation ttol+ insulation thickness hD= necessary anchor length lD

    h1  = drill hole depthhef   = effective anchorage depthhnom = nominal anchorage depth (>_ hef )ttol  = tolerance compensationhD  = insulation thickness

    Notes:

    If no other specifications are given, the nominal anchorage

    depth hnom is equal to the effective anchorage depth hef .

     The tolerance compensation consists of:  thickness of old render (if existent, the old render often is

    approx. 20 mm thick)+ thickness of the adhesive joint after pressing the insula-

    tion boards against the wall (as a rule approx. 10 mm)*+ additional compensation of facade unevenness*= tolerance compensation ttol

    If during the energetic renovation there is a larger facade

    unevenness to compensate, it may be necessary to employ

    different anchor lengths.

    Determining the necessary number of anchors

     The necessary number of anchors has to be determined

    for each building individually. According to new European

    and national wind load standards several factors have to be

    incorporated. Amongst the most essential influences are the

    building construction (height, ground plan, profile) as well

    as the surroundings of the building. Exposed conditions in

    coastal areas, on mountains or outside closed housing areas

    normally lead to significantly higher wind loads. Details and

    actual maps with zones of different wind loads are part of

    national standards.

    From the system point of view the anchor usage is increased

    by the bearing load of the used insulation board as well as

    the characteristic load and the plate stiffness of the emplo-yed anchors. Therefore the working guidelines of the ETICS

    provider have to be observed.

    Generally speaking: the higher the building and the more

    exposed its surrounding area, the higher the necessary

    number of anchors. On the other hand high-quality anchors

    often mean a lower usage of anchors per square metre – and

    thus save material cost and working hours.

    Correct processing is crucial for the function of the

    anchor

     The position of the anchor results from the anchor scheme

    of the ETIC system owner. Common anchorage alignments

    are for example:

    l alignment of anchors for insulation boards with formats

    1000 x 500 mm, e.g. rigid foam plates of polystyrene and

    800 x 625 mm, e.g. mineral wool plates (table 1)

    l alignment of anchors for insulation boards with formats

    1000 x 200 mm, e.g. lamella plates of mineral wool(table 2)

     Anchors should always be installed in the area of the adhe-

    sive, so that they can support the adhesive joint by means of

    contact pressure in the best way possible.

    * Facade tolerances are eventually compensated through the actual total thicknessof the adhesive mortar.

    EJOT anchor basics

    h1 ttol

    hDhef  = hnom

    Ways to perfect anchoring

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    EJOT anchor basics

    Ways to perfect anchoring

    4

    4

    Table 2

    6

    8

    10

     Anchors per

    square metre

     Anchor alignment

    Table 1

    8

    10

    12

    14

    6

     Anchors per

    square metre

     Anchor alignment

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    EJOT advises:

    When drilling in rotary mode (without percussion), use our

    special drills to achieve a clean hole in a short time.

    Drills are wearing parts. Their durability depends on the

    solidness of the substructure: The harder it is, the higher the

    abrasion. To achieve an efficient work progress, drills should

    be exchanged in time.

    When drilling, please exactly follow the specified installation

    values of the individual anchor type (especially the minimum

    drilling hole depth). The exact geometry of the drill hole is

    important for the bearing capacity of the anchor. Therefore

    always drill on a 90 degree angle and never change direction

    while drilling. This is especially important with regards to softsubstrates. Before inserting the anchor clean the hole from

    drill dust by pulling out the drill several times.

    With regards to plate anchors the anchor plates are either

    installed countersunk into the insulation board following the

    EJOT STR principle or plain with the surface on the insulation

    exterior (always in combination with additional plates). When

    installing plain with the surface it should be regarded that

    the upper side of the anchor plate forms one level with the

    upper side of the insulation. When the plate moves in too

    deeply, the cavity needs to be levelled out before installing

    the mesh. This leads to heightened plaster in the area of the

    plate and bears the risk of cracking plaster. When the plate

    does not enter deep enough, a thicker mesh layer has to be

    installed over the whole facade in order to achieve the mini-

    mum render thickness over the anchor plates. This results in

    higher costs.

    EJOT advises: When using the EJOT STR principle, the

    anchor plate is quickly and cleanly countersunk into the

    insulation and covered with an STR cap. This way a smoothand homogenous insulation surface as basis for an even

    rendering is established. No additional work for levelling out

    the anchor plates is needed. Moreover, the anchor plates are

    detached from the rendering.

    Plate moves in too deeply 

    Plate not deep enough

    Perfect: installation of ejotherm STR with cap

    EJOT anchor basics

    Ways to perfect anchoring

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    EJOT Building Fasteners

    There for you worldwide!

     AUSTRIA 

    EJOT Austria GmbH & Co KG Grazer Vorstadt 146

     A-8570 Voitsbergphone: +43 (3142) 276 00-0fax: +43 (31 42) 2 76 00-30

    e-mail: [email protected]

    BALTIC STATES

    UAB EJOT Baltic  Titnago g. 19LT-02300 Vilniusphone: +370 (5) 23 11-437fax: +370 (5) 23 11-439e-mail: [email protected]

    BENELUX 

    EJOT Benelux bvba / sprlReedonk 19-1B-2880 Bornemphone: +32 (0)3 740 79 70fax: +32 (0)3 740 79 79

    e-mail: [email protected]

    BULGARIA 

    EJOT Bulgaria EOOD & Co. KD

     Aleksandar Stamboliyski Blvd. 205- Building B, ofce 326 -

    BG-1309 Soa

    phone: +359 2 812 6569fax: +359 2 812 6569e-mail: [email protected]

    BOSNIA AND HERZEGOVINA 

    EJOT d.o.o. Sarajevo

    Rajlovacka b.b.BiH-71000 Sarajevo

    phone: +387 33 769 275fax: +387 33 769 276e-mail: [email protected]

    CROATIA 

    EJOT Spojna Tehnika d.o.o.

    Franje Luč ić a 23/3

    HR-10090 Zagrebphone: +385 (1) 3 49 86 12fax: +385 (1) 3 49 89 63e-mail: [email protected]

    CZECH REPUBLIC

    EJOT CZ, s.r.o.

    Zdĕbradská 65

    CZ-25101 R ˇ ič any-Jažlovicephone: +420 (3 23) 63 78 11

    fax: +420 (3 23) 63 7818e-mail: [email protected]

    DENMARK 

    EJOT Danmark   ApSIndustrisvinget 8DK-4683 Rønnedephone: +45 (56) 39 08 42fax: +45 (56) 39 9106e-mail: [email protected] www.ejot.dk 

    FRANCE

    GERMANY 

    EJOT Baubefestigungen GmbH

    In der Stockwiese 35D-57334 Bad Laasphephone: +49 (2752) 9 08-0fax: +49 (2752) 9 08-7 31

    e-mail: [email protected]

    HUNGARY 

    EJOT Hungária Kft.Ócsai út 1-3H-1239 Budapestphone: +361 289 3090fax: +36 1289 3091e-mail: [email protected]

    ITALY 

    EJOT Italia srl.

     Via Migliarone, n. 21/bis

    I-10091 Alpignano Torinophone: +39 (011) 9 68 29 00

    fax: +39 (011) 9 78 6741e-mail: [email protected]

    NORWAY 

    EJOT Festesystem A/S Aslakveien 20A N-0701 Oslophone: +47 (23) 25 30 40fax: +47 (23) 25 30 41e-mail: [email protected]

    POLAND

    EJOT Polska

    Spółka z ograniczoną

    odpowiedzialnością SpółkakomandytoUl. Jeżowska 9 PL-42-793 Ciasnaphone: +48 (34) 3 51 06 60fax: +47 (23) 3 53 54 10e-mail: [email protected]

    ROMANIA 

    EJOT România S.R.L.

    Sos. Bucuresti-Pitesti nr.161 bisRO-117715 Stefanestiphone: +40 (2 48) 22 38 86fax: +40 (248) 22 38 87e-mail: [email protected]

    RUSSIA OOO EJOT Wostok 

    107497 Russia, Moscow

    ul. Amurskaya 5, Bau 7

    phone: +7 (495) 941 95 84fax: +7 (495) 941 95 69mobile: +7 (910) 002-82 36e-mail: [email protected]

    SERBIA 

    EJOT Tehnika spajanja d.o.o.

     Autoput Beograd-Novi Sad 296XSCG-Serbia, 11080 Zemun

    SLOVAKIA 

    EJOT Slovakia, s.r.o.

    Juzná trieda 82 (Areál VSS)

    SK-04001 Košicephone: +4 21 (55) 6 22 17 60fax: +421 (55) 6 7809 57

    e-mail: [email protected] www.ejot.sk 

    SPAIN

    EJOT Ibérica S. L.Pol. P 29 - C/ Azuela 78, nave 4

    E-28400 Collado Villalba (Madrid)phone: +34 (91) 286 1020fax: +34 (91) 286 1021e-mail: [email protected]

    SWEDEN

    EJOT & AVDEL System ABSantagsvägen 9S-70236 Örebrophone: +46 (19) 20 65 00

    fax: +46 (19) 20 65 14e-mail: [email protected]

    SWITZERLAND

    EJOT Schweiz AGUttwiler Straße 3CH-8580 Dozwilphone: +41 (71) 414 52 22fax: +41 (71) 4 1452 50e-mail: [email protected]

    TURKEY 

    EJOT Tezmak Cebeci Cad. No. 84

     TR-34100 Küçükköy-Istanbul

    phone: +90 (2 12) 5 38 00 01fax: +90 (212) 5 38 00 93e-mail: [email protected]

    UNITED ARAB EMIRATES

    EJOT Middle East FZE

    Sharjah Airport InternationalFreezoneP.O. Box 120588 SharjahUnited Arab Emiratesphone: +971 6-55797-70fax: +971 6-55797-75e-mail: [email protected]

    UNITED KINGDOM

    EJOT U.K. Ltd.Hurricane CloseSherburn Enterprise Park Sherburn-in-ElmetGB-Leeds LS25 6PBphone: +44 (19 77) 68 70 40fax: +44 (19 77) 68 70 41e-mail: [email protected] www.ejot.co.uk