PRODUCT OVERVIEW
Designed to help save much more than energy costs, Great Stuffâ„¢ Fireblock insulating foam sealant insulates and seals service penetrations, providing an airtight barrier that impedes the spread of smoke and flames. Great Stuffâ„¢ Fireblock insulating foam sealant is a ready-to-use, minimal-expansion insulating foam sealant that fills and insulates gaps up to 3/4 in to restrict airflow. This distinctly orange solution seals electrical wiring run through wall studs as well as service penetrations in walls and between floors to provide a simple, cost-effective way to maintain the continuity of an approved fire block material throughout the house.
Product Details
Applicable Materials:
Glass Masonry Metal Plastic Wood
Application Method:
Spray
Application Temperature:
40 to 100 deg F
Base Material:
Polyurethane
Color:
Orange
Compositions:
Diphenylmethane Diisocyanate Isomers and Homologues 44 -Methylenediphenyl Diisocyanate Polymethylenepolyphenylisocyanate Propoxylated Glycerin Polymer Polymethylenepolyphenyl Polyisocyanate Polypropylene glycol Copolymer Tris(1-chloro-2-propyl) Phosphate Paraffin Waxes and Hydrocarbon Waxes Chlorinated Isobutane Methyl Ether Propane
Flash Point:
-155 deg F
Functional Cure Time:
8 hr
Includes:
Dispensing Straw
Net Content:
12 oz
Odor/ Scent:
Mild
Specific Gravity:
1.06
Features
- Expands to fills, seals and insulates gaps up to 3/4 in
- Adheres to wood, metal, masonry, glass and most plastics
- Impedes spread of fire and smoke through service penetrations
- Seals service penetrations between floors
- Seals electrical runs through wall studs
- Forms a long-lasting, airtight and water-resistant barrier
- Tack-free in 5 to 15 min, trimmable in 1 hr
- Orange colored foam for easy identification and inspection
- All direction dispensing