3M Fire Sealant System WL7169 Rectangular Duct Firestopping System
3M Fire Sealant System WL7169 Rectangular Duct Firestopping System
Max 26 in. x 40 in. steel duct.U400 or V400 Series wall. Max opening 1617 sq. in. with max dimension 42 in. Concentric or eccentric installation. Min 1/2 in. to max 2 in. annular. 2 hour F. 0 hour T. Retaining angles required. Caulk only system.
Max 26 in. x 40 in. steel duct.U400 or V400 Series wall. Max opening 1617 sq. in. with max dimension 42 in. Concentric or eccentric installation. Min 1/2 in. to max 2 in. annular. 2 hour F. 0 hour T. Retaining angles required. Caulk only system.
Region availability
| North America |
|---|
Belize |
Canada |
Costa Rica |
Cuba |
Dominican Republic |
El Salvador |
Greenland |
Guatemala |
Haiti |
Honduras |
Jamaica |
Mexico |
Nicaragua |
Panama |
Puerto Rico |
The Bahamas |
Trinidad and Tobago |
United States |
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