100 Item Items
Warning: Last items in stock!
-Intumescent pipe collar 2 hour - for fire stopping all types of plastic pipes passing through fire compartment floors and walls.
Various sizes 55mm, 125mm & 355mm available - please select from the options above - if you need 4 hour protection see our other pipe collars
Astoflame intumescent pipe collars are manufactured from a high performance material bonded to the inside of a steel sleeve. On exposure to heat from a fire they rapidly expand inwards to squeeze the collapsing plastic pipe until the aperture is completely sealed. Pipe collars are tested in accordance with the performance requirements of BS476: Part 20: 1987. The pipe collars are light and compact, easy to install, maintenance free and find uses in