rubber fire hose synthetic rubber hose color fo liner and cover:black,brown,red fire ... )color of jacketand cover:black,brown ,redworking pressure(bar):08,10,13,14,16,18,20bursting pressure(bar):24,30,39 ... -3/4",3",4"length per roll:0-100mworking temperature:-10---45we produce storz/gost/john morris/french type's coupling ...