Intumescent Pipe Collar - Pipe Size 55mm Timco 487864 Stainless Steel outer casing Tab closing device & welded lugs for quick & easy installation Can be face fixed in a wall or ceiling structure Intumescent material unaffected by water, non-flaking and difficult to tear Suitable for use on concrete, masonry and plasterboard partitions (PPC25 - PPC160 only) Soil, waste and drainage 'above ground' applications 4 hour fire rating in vertical & horizontal applications The Intumescent Pipe Collar is expertly designed for retrofitting to plastic piping or trunking that penetrates fire-resistant structures, such as walls or floors. In the event of a fire, the collar's innovative intumescent core expands rapidly, effectively crushing the pipe or trunking to seal off the area and preserve the fire integrity of the structural element. With a robust stainless steel outer casing and a user-friendly installation process, this product ensures reliability and safety in critical applications. Its versatility allows for use in various partition types, making it an essential component for maintaining fire safety standards in both residential and commercial settings.