Product: Majvest 500 SA
Air Barrier Testing Results
Air Barrier Assembly
Material Air Permenance
Air Leakage Rate of Wall Assembly (ASTM E2357)
Air Leakage Rate of Material (ASTM E2178)
0.0041 L/(s • m2) @ 75 Pa
0.00082 cfm /ft2 @ 1.57 psf
0.0003 L/(s • m2) @ 75 Pa
0.00006 cfm /ft2 @ 1.57 psf
Water Vapor Transmittence Testing Results
Water Vapor Permeance (ASTM E96 – desiccant method)
Water Vapor Permeance (ASTM E96 – water method)
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
ASTM E96 Standard Test Methods for Water Vapor Transmission of Materials
882.59 ng / Pa•s•m2
1620 ng / Pa•s•m2
15.43 US Perms
28.37 US Perms
