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Perm-A-Barrier NPS Wall Membrane

GCP Applied Technologies (Grace)

Perm-A-Barrier NPS Wall Membrane

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Overview

Vapor Retarder (Class I) Vapor Retarder (Class I)

Fully Adhering Fully Adhering

Proprietary Material Proprietary Material

Ceiling, Sloped Roof, Wall Ceiling, Sloped Roof, Wall

Concrete, Masonry Concrete, Masonry

Design Options

Product Description

Perm-A-Barrier NPS (Non-Permeable Sheet) Wall Membranes are ideal for protecting the building superstructure from the damaging effects of the elements. By minimizing air and water vapor flow through the building exterior.

Thickness

Width

Height

Thickness

Standard Sizes: 0"

Sheet Length

Height

Sheet Width

Width

Performance Data

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)

0.01

Minimum Application Temperature

Minimum temperature that the product can be applied or installed

°F

25

Film Tensile Strength

Pressure required to break the film

psi

5000

Air Permeance

Rate of airflow through the barrier per square foot at a specified pressure difference

cfm /ft^2 @ 1.57 psf

0.004

GCP Applied Technologies (Grace)

2325 Lakeview Parkway Alpharetta 30009

1(866) 333-3726

https://www.gcpat.com