Home / Ducting / Ductmaster Thermal - Round / Round Insulated Duct 1M Length Round Insulated Duct 1M Length £10.20 DUCTMASTER THERMAL Ø125mm insulated 1m length. Round Insulated Duct 1M Length quantity Add to basket SKU: NTD-125-1M Categories: Ducting, Ductmaster Thermal - Round Tag: Thermal Ducting Product ID: 10544