A range of intumescent pipe collars, intended to be retro-fitted to trunking and plastic piping, where it passes through fire resistant walls or floors. Choose from the four available sizes: 55mm, 82mm, 110mm and 160mm.
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These intumescent pipe collars are ideal for retro-fitting.When the intumescent is triggered by fire it expands to crush the trunking/pipe, sealing the area.
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