Camco s Vertical Two Stage Propane Regulator has integral first and second stages that ensure smoother more consistent flow of gas to all appliances. Its inlet is 1/4 female NPT and the outlet is a 3/8 female NPT. The outlet pressure is 11 W.C and has a 160 000 BTU/hr capacity. Use Camco s 59843 20 Pigtail Propane hose Connectors - ACME x 1/4 male NPT to connect to a 20 lb or 30 lb LP tank with ACME threads. Color: Silver. Model#: 59313