All of our information is sourced from manufacturer data.

Air-Bloc 21

Henry Company

Air-Bloc 21

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Overview

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

Fluid or Spray Applied Fluid or Spray Applied

Limestone Limestone

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

Concrete, Masonry Concrete, Masonry

Design Options

Product Description

Air-Bloc 21 is a trowel consistency, solvent-type, synthetic rubber-based insulation adhesive formulated for easy application on a range of construction surfaces.

Thickness

Thickness

Sheet Length

Height

Sheet Width

Width

Performance Data

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)

0.03

Product Weight Per Area

lb / ft ^ 2

10

Minimum Application Temperature

Minimum temperature that the product can be applied or installed

°F

10

Air Permeance

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

cfm /ft^2 @ 1.57 psf

0.0026

Henry Company

Henry Company999 North Pacific Coast Highway, Suite 800 El Segundo 90245

310-955-9200

https://www.henry.com

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