Flood & Fire & Gas Safety
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3M Firestop UL Classified Cast-in Tub Box Assembly (6/case) for ASTM E 814 & UL 1479 Annular Space Fire Barrier".
3M
MSRP: $45.99Price: $33.99The 3M™ Fire Barrier Cast-in Tub Box Assembly is a UL Classified firestop system specifically designed to provide a fire-resistance rated solution for a variety of through-penetration applications. The assembly is UL 1479 tested and rated for up to 3...MSRP: $45.99Price: $33.99