Technical Data

Weather Blanket Insulation

Cellulose Insulation Technical Data

See important cellulose insulation technical data from Weather Blanket Insulation.

Technical Data Table

Class 1 Cellulose Insulation

Underwriters Laboratories Inc.®

Classified Loose Fill Material


Classified in accordance with the following UL 723 and ASTMC -739-05 characteristics

Flammability Characteristics

Critical Radiant Flux ≥ O.12w/cm2
Smoldering Combustion ≤ 15.0 percent
Flame Spread 5
Smoke Developed 50

Tested at 1.2 pcf density

Environmental Characteristics

Corrosiveness Acceptable
Fungi Resistance Acceptable

Physical Characteristics

Density (Settled) 1.4p cf
Thermal Resistance 3.75 R/ln. (at 4" thickness)
Moisture Absorption Acceptable
Odor Emission Acceptable

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