The Cavagna Group Two Stage Automatic Changeover Propane Regulator Kit ensures continuous propane flow by automatically switching between cylinders. Specifications•Inlet Size: 1/4 Inch•Inlet Attachment Type: Female Threads•Outlet Size: 3/8 Inch•Outlet Attachment Type: Female Threads•Installation Type: Vertical•Outlet Pressure: 11 Inch WC•Number Of Stages: 2•BTU Level: 160000 BTU Per Hour, 160000 BTU•With Shut Off Valve: Yes•With Hose: No•RV Approved: No Outlet Pressure 11 Inch WC (Water Column) 160000 BTU Per Hour With Mounting Bracket & Plastic Vent Cover