3M Fire Barrier Pillows FB249 (24/Case) CNC Polishing Pads Heavy duty powder coated finish

Heavy duty powder coated finish for long lasting durability

Professional Quality Grinding Segment for grinding concrete and terrazzo

V3 Marble Crystallization ideal for marble floor polishing and restoration

A hook with anchor shackle is included

model PM5-2748-HB

3M Fire Barrier Pillows FB249 (24/Case) CNC Polishing Pads Heavy duty powder coated finish3M Fire Barrier Pillows are self contained, intumescent products designed for use in through penetration firestops, providing up to 3 hours of protection. Small, 2 in x 4 in x 9 Inch. Firestop tested for up to 3 hours of protection in accordance with ASTM E 814 (UL 1479) Expands to form a hard char that tightly seals against flame spread, smoke and toxic gases Re enterable and re useable for new or retrofit installations Graphite free composition does