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Approvals and Testing
Tested in accordance with ICC-ES AC 38 criteria to meet IBC and IRC requirements for Weather Resistive Barriers.
| PROPERTY | STANDARD/TEST | RESULT |
|---|---|---|
| Roll Length | 164 ft. (50 m) | |
| Roll Width | 59 in. (1.5 m) | |
| Nominal Thickness | Calibrated Deadweight Micrometer | 17.6 mil (0.446 mm) |
| Basis Weight | Electronic Weigh Scale | 6.34 oz/yd2 (310 g/m2) - averaged |
| Roll Weight | 54 lbs (24.5 kg) | |
| Application Temperature | No Restrictions | |
| Service Temperature | -40° to 250°F (-40° to 121°C) | |
| Water Resistance | AATCC 127 | PASS (22 in. head of water - 5 hrs) |
| Air Permeance of Building Materials | ASTM E2178 | PASS <0.0033 cfm/ft2 @ 1.57 psf (0.0017 L/s m2 @ 75 PA) |
| Water Vapor Transmission (WVT) | ASTM E398 (73.4°F 23°C 50%RH) Standard Test Method for Water Vapor Transmission Rate of Sheet Materials Using Dynamic Relative Humidity Measurement | 73.97 Perms, 511.93 g/m2 24h WVT |
| Water Vapor Transmission Desiccant Method, Procedure A, 24.4°C (76.0°F) 50 %RH | ASTM E96 B (75°F 23.9°C 50%RH) Standard Test Methods for Water Vapor Transmission of Materials (wet method) |
97.6 Perms |
| UV Stability | AC38, Section 4.1.2 | UV Stable |
| Dry Tensile Strength | ASTM D828 |
MD 39 lb/inch (6.83 N/mm) |
| Breaking Strength/Elongation | ASTM D5034 |
MD 126 lbf (560 N) |
| Flame Spread | ASTM E84 | 10 - Class A, PASS |
| Smoke Developed Index | ASTM E84 | 135 - Class A, PASS |
| NFPA 285 | Assembly Fire Test | Contact VaproShield Technical Team 1-866-731-7663 opt. 5 |
Tested in accordance with ICC-ES AC 38 criteria to meet IBC and IRC requirements for Weather Resistive Barriers.
*ASTM E 96 - Method B (wet cup method) typically gives a more realistic result for permeance for highly permeable products than does the Method A (dry cup/desiccant method).
**Contact VaproShield Technical Team to learn more about NFPA compliance and testing.
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