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From [Institution name]
Steel Stud Frame Walls |
Results |
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 ΔPFootnote (2) |
||
Specimen No. 1 – opaque wall |
0.0059 L/(s·m2) |
0.0059 L/(s·m2) |
A1 (less than 0.05 L/s·m2·Pa) |
Specimen No. 2 – continuity at penetrations, foundation, brick straps |
0.0098 L/(s·m2) |
0.0105 L/(s·m2) |
|
Specimen No. 3 – wall/foundation continuity |
≤ 0.01 L/(s·m2) |
≤ 0.015 L/(s·m2) |
Drying Potential Based on WVP of Outermost Layer of Wall Assembly (ng/Pa·s·m2) |
Maximum Permissible Air Leakage Rates (L/s·m2) @ 75 Pa |
---|---|
15 < WVPFootnote (1)≤ 60 |
0.05Footnote (1) |
60 < WVP ≤ 170 |
0.10 |
170 < WVP ≤ 800 |
0.15 |
> 800 |
0.20 |
Property |
Requirement |
Result |
---|---|---|
Icynene ProSeal™ (MD-C-200v3) spray urethane |
Air permeance before and after aging (ASTM D726-84) < 10% increase |
PassFootnote (1) |
Thermal resistance after heat aging and weathering 90% retention |
PassFootnote (2) |
|
Blueskin SA − transition membrane |
Physical properties testingFootnote (3) |
PassFootnote (3) |
Sealant HE 925 – BES − caulking/sealant accessory |
Meets ASTM C920 Type S, Grade NS, Class 35Footnote (4) |
Pass |
Membrane adhesion to DensGlass sheathing |
ASTM D3330-04 |
Determined tension/peel strength values for field quality control |
Property |
Attachment Schedule |
Wind Load Limit |
Deflection of Infill Wall |
---|---|---|---|
Icynene ProSeal Air Barrier System on specified steel stud back-up wall |
Self-drilling screws, grabber No. 210 scavenger head fastener or equivalent at 200 mm (8 in.) o.c. |
1 440 Pa |
Max. 20.1 mm |