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Approvals and Testing 

Roll Length   164 ft (50 m)
Roll Width   59 in (1.5 m)
Nominal Thickness Calibrated Micrometer 22 mils (0.55 mm)
Basis Weight Electronic Weigh Scale 5.16 oz/yd2 (170 g/m2) - averaged
Roll Weight  

32 lbs (14 kg) packaged

Application Temperature   No Restrictions
Service Temperature    - 40°F to 250°F (-40°C to 121°C)
Water Resistance AATCC - 127 PASS (22 in. head of water – 5 hrs)
Air Permeance ASTM E2178

PASS 0.0001 cfm/ft2 @ 1.57 psf
(0.0004 L/s m2 @ 75 PA)

Air Barrier Assembly ASTM E2357


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

72.04 U.S. Perms
499.21 g/m2 24h WVT

Water Vapor Transmission/Permeance ASTM E96 B  (73° F 22.8 °C) 50% RH Standard Test Methods for Water Vapor Transmission of Materials (wet method) 26.15 grains/hr•ft2  (59.32 Perm)
18.24 g/hr•m2 (0.0122 g/hr•m2•Pa)
Breaking Strength/Elongation ASTM D5034

MD 129.8 lbf (577.2 N)
CD 96.5 lbf (429.1 N)

Flame Spread ASTM E84 0 - Class A
Smoke Developed Index ASTM E84 55 - Class A
NFPA 285 Assembly Fire Test Contact VaproShield Technical Team 1-866-731-7663 opt. 5

ASTM E 96 - Method B (wet cup method) typically gives a more realistic result for permeance of 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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