Feature

●Intumescent pillows are designed to expand and lock together for tight seal against flame, smoke and toxic gasses
●Easy to install, remove and reconfigure to help save time and labor
●Interlocking strips let installers quickly lock pillows together by hand for fast, accurate firestops
●Available in multiple sizes and can be cut in the field for precise fill and compression
●No wire mesh or additional support required
●Firestop tested for up to 3 hours in accordance with ASTM E 814 (UL 1479) and CAN/ULC-S115

[Small]

[Medium]

[Large]

Description

The 3M Fire Barrier Self-Locking Pillows are self-contained firestops ideal for medium to large through penetrations. Pillows feature Interlocking strips – installers can easily lock multiple pillows together to achieve precise fill and compression with no additional support required. Intumescent fire-rated pillows are designed to expand during a fire, locking themselves around vital components.