The Gaslow 21.8LH Stainless Steel Hose assembly is designed to connect a UK propane cylinder to the fixed regulator in your caravan/motorhome.Made from Stainless Steel, the rubber free hose removes the possibility of oily plasticiser residue from the rubber contaminating your regulator.The hose is built to standard EN10380 and should be changed every 20 years.They fit onto the inlet of all 30mbar caravan regulators and Gaslow Changeover Systems using the W20 connection.The Easy-Fit handwheel eliminates the need to use a spanner, making changing a bottle easy.Length: 0.45m