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DuPont ArmorBoard Plus Fire-Rated (FR) Structural Sheathing Returns

DuPont‚ Tyvek

DuPont ArmorBoard Plus Fire-Rated (FR) Structural Sheathing Returns

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Overview

Integral Sheathing With Factory Applied Membranes Integral Sheathing With Factory Applied Membranes

Polymer Polymer

Sloped Ceiling, Waterproofing Sloped Ceiling, Waterproofing

Exterior Walls Only, Unfinished Floor Exterior Walls Only, Unfinished Floor

Design Options

Product Description

DuPont™ ArmorBoard Plus Fire-Rated (FR) Structural Sheathing Returns are a 1/2” Magnesium Oxide (MgO) board product utilized in punched opening applications, or where field returns vary from standard provided sizes.

Sheet Length

Width

Height

Standard Sizes: 8"

Thickness

Thickness

Thickness

Sheet Width

Width

Performance Data

Air Permeance

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

perm (imperial)

8

Film Tensile Strength

Pressure required to break the film

psi

425

Compression Strength

psi

1440

DuPont‚ Tyvek