Bring heat to the great outdoors with help from the Mr. Heater 12 ft Acme Nut Propane Hose. This hose is useful for connecting portable appliances to a 20-pound propane tank. The Acme nut assembly encourages easy setup, while the hose construction is stretch tested up to 400 psi and pressure tested up to 600 psi for durability and features solid brass fittings for lasting use.