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Extreme Temperature Tolerance: Operates efficiently across a wide thermal range from -40°C to +70°C
Available in various standard sizes to fit different duct configurations
Extending to 6 metres when fully stretched
which acts as a vapour barrier
Water drainage slots allow water to pass under feet
Firoblok Intumescent Sleeve for Rectangular Plastic Ducting Size:220mm x 90mm Extreme Temperature Tolerance: Operates efficientlyFiroblok Intumescent Sleeve for Rectangular Plastic Ducting is a foiled intumescent sleeve designed to go over plastic, UPVC, steel and copper pipes, plastic ventilation trunking, and flues. It provides fire protection, allows for the expansion of water pipes, and protects services from corrosion caused by contact with cement, plaster, and concrete. In a fire, the intumescent material expands inward, sealing melting PVC pipes, trunking, and ducts,
