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From [Institution name]
Type of Wall Tested |
RequirementFootnote (3) |
Air Leakage Rate After Wind LoadingFootnote (1) at 75 Pa ΔP | Air Leakage Rate After Wind Loading at –20°C and at 75 Pa ΔP2 |
---|---|---|---|
Exterior gypsum/metal stud walls |
A1 (≤ 0.05 L/s∙m2∙Pa) |
0.023 L/(s·m2)Footnote (2) |
0.014 L/(s·m2)Footnote (2) |
Concrete masonry units |
0.016 L/(s·m2)Footnote (2) |
0.011 L/(s·m2)Footnote (2) |
Water Vapour Permeance (WVP) of Outermost Layer of Wall Assembly (ng/(Pa·s·m2)) |
Maximum Permissible Air Leakage Rate (L/s·m2) @ 75 Pa ΔP |
---|---|
15 < WVP ≤ 60 |
0.05 |
60 < WVP ≤ 170 |
0.10 |
170 < WVP ≤ 800 |
0.15 |
> 800 |
0.20 |
Component |
Requirement |
Result |
---|---|---|
"Wrapsulate® Foam Jacket" polyurethane insulation |
Air permeance before and after aging (NRC method): < 10% increase |
Passed |
Thermal resistance after heat aging and weathering: 90% retention |
Passed |
|
Transition membrane: "Blueskin SA" by Henry® Company |
Physical properties testingFootnote (1) |
Passed |
Sealant at membrane/foundation junctions: "925 BES" sealant by Henry® Company |
ASTM C 920, Type S, Grade NS, Class 35Footnote (2) |
Passed |
Membrane adhesion to DensGlass® sheathing |
ASTM D 3330-04 |
Determined tension/peel strength values for field quality control |