The 3M Fire Barrier Pass-Through Device is a one-piece hinged metal enclosure designed to prevent the passage of fire and smoke.   The metal device has a fixed firestopping intumescent  material which works in conjunction with foam smoke seals and an optional mounting bracket. It has been contractor-designed to allow for use in either retrofit or new construction applications where an ‘install and be done’ technology is needed. It is designed to provide years of dependable through-penetration firestopping with no reapplication of additional product to maintain its rating.
3M Fire Barrier Pass-Through Devices offer excellent performance achieving
Fire Resistance Ratings of up to 4 hours.

Australian standard testing in accordance with AS1530.4
International testing in accordance with EN1366 and ASTME 814 (UL Listed)
Provides up to a 4-hour Integrity rating
Sizes available in: Round 50.8 mm (2"), Round 101.6 mm (4"), Square 63.5 mm (2.5"), and Square 101.6 mm (4")
Stackable for penetrant versatility
Hinged for easy retrofit installation around cables.

3M™ Fire Barrier Pass-Through Stud Brackets- Use for stud mounting applications.

Allows for stud mounting of 3M Fire Barrier Pass-ThroughDevices during construction.