3M Fire Barrier Pass Through Device 4" - Cookbooks HEF material stands up to

HEF material stands up to cleaners and solvents

Retains strength through harsh use

There is no human contact with these caps during the process to avoid contamination

Red nylon bearing on 31 tube

Strap Length:27 ft

3M Fire Barrier Pass Through Device 4" - Cookbooks HEF material stands up toA complete solution for preventing the spread of fire and smoke where electrical, data, communications cable or pipes penetrate floors or walls. Hinged design is perfect for high traffic areas where cables are constantly being added and removed. The metal device has a fixed fire stopping intumescent material, which works in conjunction with foam smoke seals and an optional mounting bracket. A complete solution for preventing the spread of fire and