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From [Institution name]
| Test |
Requirement |
Result |
|---|---|---|
| Five 1-m2 membrane specimens tested and measured for air permeance at a minimum of six air pressure differentials (ΔP) between 0 Pa and 250 Pa |
Air leakage rate at 75 Pa ΔP (based on linear regression of 30 data points) ≤ 0.02 L/(s·m2) |
0.013 L/(s·m2) |
| Water Vapour Permeance (Procedure A, Desiccant Method, of ASTM E 96/E 96M, "Standard Test Methods for Water Vapor Transmission of Materials") |
Report value |
1 357 ng/(Pa∙s·m2) |