Great Stuff 99112831
Great Stuff™ fire block 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.
| Color | : | Orange |
| Compositions | : | Diphenylmethane Diisocyanate, Isomers and Homologues, 4, 4' -Methylenediphenyl Diisocyanate, Polymethylenepolyphenylisocyanate, Propoxylated Glycerin Polymer, Polymethylenepolyphenyl Polyisocyanate, Polypropylene Glycol Copolymer, Isobutane, Tris(1-Chloro-2-Propyl) Phosphate, Paraffin Waxes and Hydrocarbon Waxes, Chlorinated, Methyl Ether, Propane |
| Curing Time | : | 8 hr |
| Flash Point | : | -155 deg F |
| Odor/Scent | : | Mild |
| Specific Gravity | : | 1.069 |
| Vapor Pressure | : | 1151 hPa |
- 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
- Cures in 8 hr
- All-direction dispensing