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DuPont ArmorBoard Plus Fire-Rated (FR) Structural Sheathing Returns
Integral Sheathing With Factory Applied Membranes
Sloped Ceiling, Waterproofing
Exterior Walls Only, Unfinished Floor
Standard Sizes: 8"
Rate of airflow through the barrier per square foot at a specified pressure difference
Product Weight Per Area
Roll Tensile Strength
Weight needed to break the roll, per inch of width
Water Vapor Transmission
An imperial perm is defined as 1 grain of water vapor per hour, per square foot, per inch of mercury
Film Tensile Strength
Pressure required to break the film
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