System Building Physics
Thermal insulation
EN-ISO10077-1
U=1.0-1.5 W/(m²·k)
Resistance againstwind load
EN 12210，EN12211
≥16kpa/m³（1800*1500)
Watertightness
EN 12208, EN1027
≥700pa
Air permeability
Length of Seam: ≤ 0.5m°(m-h)
Square: ≤ 1.4m' (m.h)
Sound Insulation
ISO-717-1 Rw ≥44dB(A)
ASTM E90, ASTM E413-22 STC 40-50
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