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10/6/2014
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The Building Standard That Will Save the
World
Building Chicago / Greening the
Heartland 2014
Bruce W. Zahn – Architect
ALA
Milwaukee WI
Timothy J. Linn – Builder
Edge Grain, LLC
Milwaukee, WI
Tom Bassett-Dilley – AIA
Passive House Certified
Consultant
Oak Park, IL
Location -
3575 North Morris Blvd.
Shorewood, Wisconsin 53211
Total Footprint - 3243
square feet
House = 2433 sq ft
Garage = 810 sq ft
Building Chicago / Greening the
Heartland 2014
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A single family home for 4 with space to accommodate
family and friends’ gatherings of 20 to 50 people.
Domus Matris will be:
Functionally efficient, hospitable, sufficient and
comfortable through
the multi-purposing of spaces and furnishings. Build in
as much as possible, but keep spaces flexible, go
vertical.
“Make the house do the housework.” Simple, easy to
clean and maintain.
Totally wheel chair accessible from sidewalk into
house and within.
Building Chicago / Greening the Heartland 2014
Super high level thermal insulation
Well insulated window frames with low-e
triple glazing
Thermal-bridge-free construction
Airtight building envelope
Healthy ventilation with highly efficient
heat & recovery
Building Chicago / Greening the Heartland 2014
Healthy indoor air and water quality
Minimal electromagnetic radiation
Abundant natural lighting
Good acoustics
Wheel chair accessibility and child safety.
Built with non-toxic materials
Energy efficient
sustainable construction systems.
Domus Matris will retain all rain water on-
site,
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Recycling of construction waste
Materials with min. of embodied energy
Materials sourced within 500 mile radius
Materials recyclable after this useful life
Use of recycled materials where appropriate
Materials chosen for long life expectancy
Building Chicago / Greening the Heartland 2014
Landscaping with native Wisconsin plants
Cellulose & recycled denim mineral fiber
insulation
FSC certified woods throughout
Recycled granite pavers at driveway
Recycled white oak entry timbers
Black Locust wood decking
Building Chicago / Greening the Heartland 2014
DaVinci recyclable content 50 year shake
shingles
Recycled content counter tops.
Magnesium oxide board in lieu of gypsum board
Fiber-cement lapped siding
Earth plaster wall surfaces – inside.
DSHW & PV electrical renewable systems Building Chicago / Greening the Heartland 2014
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Building Chicago / Greening the Heartland 2014
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Building Chicago / Greening the Heartland 2014
Nearly a year in preliminary design – 10 schemes.
Contractor advises and joins the team.
Final design presented / approved by village.
Owner endorses Passive House and reduction of
plan by 340 sq ft for wall insulation.
Meeting with the village building officials to acquaint
them with Passive House and add to the team.
Passive House consultant added to the team.
Architect and team develops construction drawings.
Building Chicago / Greening the Heartland 2014
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Logistics, Logistics, Logistics
Dictates of a narrow lot
Complete all excavation and site work at the rear.
Stock pile foam and bulky material to rear.
South half of foundation excavation and
construction first.
North half next with haul-away excavation.
Materials move mainly by hand from now on.
Sympathetic neighbors required
Keep the building officials happy & “on the team”.
Building Chicago / Greening the Heartland 2014
Dry Well Excavation
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Foundation Insulation
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Building Chicago / Greening the Heartland 2014
Geothermal Pex Tube layout – Zehnder
Preheat/cool coil
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Building Chicago / Greening the Heartland 2014
Air-Sealing Pipes Through Slab
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Thank you
Bruce W. Zahn – Architect
ALA
Milwaukee, WI 53220-1330
414-935-2830
Timothy J. Linn – Passive House Builder
Edge Grain LLC
Milwaukee, WI 53212
414-331-7718
Building Chicago / Greening the Heartland 2014
Heating demand not to exceed 4.75
Kbtu/sf/yr
( 80% less than conventional heat
reqmts.)
Passive solar contribution = 40% of heat
load
Blower door test 0.6 ACH @ 50 Pascal
Window criteria
Overall thermal transmittance u= 0.14
Solar heat gain coefficient = 50%
Heat recovery ventilation = 75% min.
Building Chicago / Greening the Heartland 2014
