... ,Model:150--2000mm Dia12.5-40mm 3,S.S304, Aluminum ,brass nut Stainless steel hose fortransportation of hot and cold water, LPG ... :12.5-40MM2.Material: S.S201,301,304 or brass3.Nut size: Brass,and nickle plated4.Inner hose:EPDM ,PVC,normal rubber ...