Mr. Heater 3-Foot Hose Assembly with Excess Flow Soft Nose P.O.L. 3ft Hose Assembly is most commonly used to connect an auxiliary tank to a motor home Propane hose commonly used to connect an auxiliary tank to a motor home Solid brass fittings 1/4 inch ID braided hose Hose material pressure tested to 600 psi and stretch tested to 400 psi