Rf-Technologies Lange Ambachtstraat 40 9860 Oosterzele BELGIEN

19 June 2020 Manfred EGLAUER / AM +43 732 7617 - 871

Confirmation of the further usability of the Classification Report No. 14041502,Rev1-en of 1 July 2015 Classification object: Smoke evacuation damper (smoke control damper) Type: VU90-HOT Classification: EI 60 S EI 90 S EI 120 S Basics: EN 1366, Teil 10: “Fire resistance tests for service installations – Part 10: Smoke control dampers” Issue: 1 July 2011 EN 1363, Teil 1: „Fire resistance tests – Part 1: General requirements“ Issue: 1 September 2012 – withdrawn 15 April 2020 ÖNORM EN 13501-4: „Fire classification of construction products and building elements – Part 4: Classification using data from fire resistance tests on components of smoke control systems“ Issue: 15 February 2011 – withdrawn 1 January 2017

Page 2 of 2 Customer: Rf-Technologies/ Report No.: 14041502,Rev1-en

Period of validity: The Classification Report no. 14041502,Rev1-en dated 01.07.2015 can still be used in conjunction with this letter until 1 July 2025. This extension is issued on the basis of the standards listed above. However, if fundamen-tal test criteria are to be changed, the period of validity shall expire before the end of the period. Furthermore, the period of validity expires if the applicant makes unauthorised technical modifications and exceeds or falls short of the specified dimensions, unless the deviations are only within the tolerance ranges (see test report). IBS-INSTITUT FÜR BRANDSCHUTZTECHNIK UND SICHERHEITSFORSCHUNG GESELLSCHAFT M.B.H. Akkreditierte Prüf-, Inspektions- und Zertifizierungsstelle

Manfred EGLAUER Ing. Josef STOCKINGER Engineer Authorised signatory Information on documents with multiple electronic signatures can be found here!