All of our information is sourced from manufacturer data.

PermaWrap

Perma R Products

PermaWrap

One-Click Request

Acelab will find & contact reps to deliver answers to your inbox.

Overview

WRB (Weather/Water Resistant Barrier) WRB (Weather/Water Resistant Barrier)

Mechanically Attached Mechanically Attached

Polypropylene Polypropylene

Sloped Roof, Wall Sloped Roof, Wall

Masonry, Wood Sheathing Masonry, Wood Sheathing

Design Options

Product Description

Air infiltration is the greatest threat to poor thermal performance. Permawrap reduces drafts, increasing comfort, and reducing energy loss. It seals gaps that may occur during construction.

Sheet Width

Width

Standard Sizes: 3' 0", 4' 6", 9' 6", 10' 0"

Height

Thickness

Sheet Length

Width

Height

Standard Sizes: 8' 4", 12' 6", 16' 3"

Thickness

Thickness

Width

Height

Thickness

Standard Sizes: 0"

Performance Data

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

Tensile Strength

Weight needed to break the roll, per inch of width

lbs / in

40

Air Permeance

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

cfm /ft^2 @ 1.57 psf

12

Certifications

ASTM

E-84 Certified

Perma R Products

PO Box 279 Grenada 38902

800-647-6130

https://www.permarproducts.com

Learn More