... . Inside Linning Material:PVC/Rubber/TPU Single / Double Jacket Fire Hose with coupling.Fire Hose:1)Nominal Diameter(mm):DN40 DN50 DN65 DN80 DN1002 ... ,1.0,1.2,1.3,1.4,1.63)Hose length(m):15,20,25,304)Inside lining material: Rubber ... , Shipping, Dock , Petrochemical warehouse ,Agriculture & by work etc. Character: easily rolling, aging resistance, cheaper price.USA coupling:1)Nominal work pressure ...