Marine Fire and Irrigation Hose Working pressure of 1.6 MPa inner resin twill weaving hose, high quality, high performance "Albatros" has been applied to the outer surface of the "Special synthetic resin coating" which greatly improves the wear and weather resistance. The mounting part of the hardware and hose is made of aluminum so it will not fall off. Hose Material: Polyester; Metal Fittings Material: Aluminum; Metal Fittings: Tachino Type; Diameter Nominal Diameter: 1.6 inches (40 mm); Mounting Shape: Tightening