Camco Propane Double-Stage Auto-Changeover Regulator- For RVs with Dual Propane Tank Hookups, Maintains a Constant Gas Pressure With Auto Change From Empty to Full Tanks (59005)

Allows removal of empty cylinder for refill without interrupting propane supply Automatically switches from primary to reserve tank when primary is empty Primary cylinder 210,000 BTU/hr capacity. Reserve cylinder 130,000 BTU/hr Double stage design maintains changing demand and conditions