Quick and easy to install, this Mr. HeaterA(R) Low Pressure Propane Regulator allows you to safely operate BBQ grills and other low pressure propane appliances. 3/8" female pipe thread x restricted flow soft nose P.O.L. Operates BBQ grills and other low pressure appliances 11" W.C. 75,000 BTU maximum flow Brass nipple to open safety valve in male throwaway cylinders Rubber gasket for easy sealing