Mr. Heater 12-Feet Hose/Regulator Assembly with Restricted Flow Soft Nose P.O.L. 12ft Propane Hose and Regulator Assembly connects low pressure portable propane appliances to a 20lb cylinder Hose material stretch tested to 400 psi Hose material pressure tested to 600 psi Solid brass fittings 1/4 inch ID braided hose