The JR Products Low Pressure Two-Stage LP Gas Regulator combines both a high pressure first stage and a low pressure second stage regulator into one unit. Ideally designed for RV applications, these regulators ensure a smooth and continuous flow of gas to all appliances. Above-outlet vent position. 1/4" FPT Inlet. 1/4" FPT Inlet. 225,000 BTU/Hr capacity. Die cast zinc construction. Molded rubber diaphragms. UL Approved. Adjustable screw and dust cap design.