BISON WIND BARRIER

Bison Wind Barrier is a breathable membrane used outside the wall or roof under the surface layer. The material consists of PP laminated with a PE film.

Bison Wind Barrier keeps water vapour and wind out of the insulation. It is very strong and stands normal movements of underlaying material.

The material is UV and heat stabilized. It is also approved by Sitac, no 0824/97, according to BLV 6 and BBR 6:51, 6:531 and 6:5324.

Width: 1350, 2750, 3050mm
Length: 12,5, 25, 50m
Weight: about 60g/m²
Temperature for use: -20°C – +40°C
Air permeability: 0,005 m³/m2 h Pa
Water vapour resistance: <20x10³ s/m
Tear strength: 85 N
Tensile strength: >2 kN/m
Elongation: 65%
Fire classification: B2/E
Water tightness: Class W1