EXTERIOR WALL 27 Rating by MFPA Leipzig – Gesellschaft für Materialforschung und Prüfungsanstalt für das Bauwesen [Society for Material Research and Testing Institute for the Construction Industry], D-04319 Leipzig Calculation by IBO – Österreichisches Institut für Bauen und Ökologie [Austrian Institute for Construction and Ecology], A-1090 Vienna Rated by ift Rosenheim – Schallschutzzentrum [Sound Insulation Centre], D-83026 Rosenheim and respectively Holzforschung Austria, A-1030 Vienna Calculation by IBO – Österreichisches Institut für Bauen und Ökologie [Austrian Institute for Construction and Ecology], A-1090 Vienna *Equal fire resistance and sound insulation when using Rigidur H gypsum fibre boards or Riduro wooden building slabs. The assemblies shown were rated by accredited testing institutes on behalf of binderholz and Saint-Gobain Rigips Austria. Building physical and ecological rating Fire protection REI i o 90 max. unsupported length l = 3 m; max. load (q fi, d ) = 18.7 [kN/m] Heat insulation U [W/m²K] 0.144 Sound insulation Rw [dB] 44 Ecology ∆OI3 90 A B C D Exterior wall – solid timber construction: AW21 c Building material specifications for construction, layer structure | from the inside to the outside Thickness [mm] Building material Heat conductivity [W / (m · K)] Gross density [kg / m³] Flammability class EN 13501-1 A 7 Plaster facade, e.g. weberpas topdry 0.45 1,600 A2 B 200 Mineral wool Isover Sillatherm WVP 1-035 0.034 125 A1 C 100 CLT BBS, 5-layered 0.12 450 D D 12.5 Rigips RF fire protection board* 0.25 800 A2 Total 31.95 cm 91.20 kg/m² Ecological rating in detail | www.baubook.info/massivholzhandbuch PENRT [MJ/m²] GWP100 total [kg CO2/m²] AP [kg SO2/m²] 900 0.172 0.449
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