Our 3M™ Fire Barrier Pass-Through Device Round are one-piece hinged metal enclosures designed to prevent the passage of fire, smoke and toxic gas. This easily-installed device is ideal for firestoppin...

Our 3M™ Fire Barrier Pass-Through Device Square are one-piece hinged metal enclosures designed to prevent the passage of fire, smoke and toxic gas. This easily-installed device is ideal for firestoppi...

Our 3M™ Fire Barrier Pass-Through Brackets Square are designed for use in conjunction with our 3M™ Fire Barrier Pass-Through Device to support and strengthen firestop through penetration installations...

Our 3M™ Fire Barrier Pass-Through Brackets Square are designed for use in conjunction with our 3M™ Fire Barrier Pass-Through Device to support and strengthen firestop through penetration installations...

Our 3M™ Fire Barrier Plank PK39 is a pre-formed foam plank designed for easy installation to effectively seal larger openings against smoke, toxic gas and flame. It is simple to use and helps reduce s...

Our 3M™ Fire Barrier Block B258 is a pre-formed foam block designed for easy installation to effectively seal larger openings against smoke, toxic gas and flame. It is simple to use and helps reduce s...

Designed to provide one-step firestopping for penetrations through fire-rated concrete floor assemblies, 3M™ Fire Barrier Cast-In Devices for Plastic Pipes are a proven alternative to core drilling ho...

3M™ Fire Barrier Cast-In Devices for Metal Pipes provide one-step firestopping for penetrations through fire-rated concrete floor assemblies. Instead of drilling holes, installers simply attach the de...