3M PLG4 Fire Barrier Plug, 4" W, Burgundy, PK4 4178 7 to 72 kph

7 to 72 kph

Number of Hole Cutters 4

6 sq ft @ 1 in Starts to Harden 45 min to 1

Replacement Cutter Wheel

Non-Magnetic

3M PLG4 Fire Barrier Plug, 4" W, Burgundy, PK4 4178 7 to 72 kphFirestop Plug, Fire Rating 2 hr, Fire Resistance Type Fitted Barrier, Firestop Type Plug, Interlocking Not Applicable, Overall Height 0. 5 in, Overall Length 4 in, Overall Width 5. 2 in, Color White, Features Enhance Cold and Hot Smoke Seal, Works with 2 in Dia 3M Fire Barrier Pass Through Device to Help Prevent the Spread of Smoke and Fire, Market Commercial, Plug Diameter 4 in, Standards ANSI UL 1479, ASTM E413, ASTM E814 (UL 1479), ASTM E84 (UL