The 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
We do OEM for some customer ,they are tested in accordance with the
performance requirements of BS476: Part 20: 1987. It provide 2
hour/4 hour fire resistance.
The pipe collars are light and compact, easy to install,
maintenance free and find uses in multi-storey office buildings,
flat level developments, hospitals and hotels.
Suitable for use and anywhere plastic soil and waste pipes pass
through fire compartment walls and floors.
Sizes available of 32mm, 55mm, 63mm, 75mm, 82mm, 90mm,