All of our information is sourced from manufacturer data.
WRB (Weather/Water Resistant Barrier)
Sloped Roof, Wall
Standard Sizes: 4' 11"
Standard Sizes: 8' 6"
Standard Sizes: 0"
Manufacturer Design Notes
Compatible with all VaproShield rough opening flashing accessories eliminating the need for untested outside components.
Product Weight Per Area
Water Vapor Transmission
An imperial perm is defined as 1 grain of water vapor per hour, per square foot, per inch of mercury
Weight needed to break the roll, per inch of width
lbs / in
Minimum Application Temperature
Minimum temperature that the product can be applied or installed
Rate of airflow through the barrier per square foot at a specified pressure difference
cfm /ft^2 @ 1.57 psf
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