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Results of Testing the Air Leakage Rate of the Product

Type of Wall Tested

Maximum Air Leakage Rate,Footnote (1) L/(s·m2) @ 75 Pa ΔP

Result

Masonry walls (see Figures 1 and 2 in Appendix A of this Report)

≤ 0.05Footnote (2)

0.0088 L/(s·m2)Footnote (2)

Exterior gypsum/metal stud walls (see Figures 3 and 4 in Appendix A of this Report)

0.0096 L/(s·m2)Footnote (2)

Table for Rate of Permissible Air Leakage

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

Durability of Air Barrier System Components

Table 4.1.2 Results of Testing of Durability of Components in the Product

Component

Requirement

Result

"Insulthane® Extreme" plyurethane insulation o

Air permeance before and after aging (ASTM D 726-84): < 10% increase

AcceptedFootnote (1)

Thermal resistance after heat aging and weathering: 90% retention

Passed

Transition membrane: "Blue Skin SA®" by Henry® Company

Physical properties before and after aging: 85% retention

Passed

Sealant at membrane/foundation junctions: "BES 925" sealant by Henry® Company

Complies with CAN/CGSB-37.29-M89

Passed

Sealant around warm side of window and door frames: backer rod foam and "BES 925" sealant

Complies with CAN/CGSB-19.0-M77

Passed