Fire Barrier Self-Locking Pillow,9 In.

Firestop Pillow, Fire Rating 3 hr, Fire Resistance Type Intumescent, Firestop Type Pillow, Interlocking Yes, Overall Height 2 in, Overall Length 9 in, Overall Width 4 in, Color Red, Features Can Be Cut In The Field for Precise Fill and Compression, Can Be Removed and Reconfigured, Interlocking Strips Let Installers Lock Pillows Together By Hand, Expand and Lock Together for Tight Seal Against Flame, Smoke and Toxic Gasses, No Wire Mesh or Additional Support Required, Market Commercial