Flame King KT18ACR6 2-Stage Auto Changeover LP Propane Gas Regulator with Two 18-inch Pigtails for RVs, Vans, Trailers

Allows removal of the empty cylinder for refill without interrupting propane supply; includes 2 of the 18-inch pigtails to connect the regulator to the propane tank or propane supply, For RVs with dual propane tanks; it automatically switches from primary to reserve tank when the primary tank is empty, UL Listed Regulator, inlets are 1/4" SAE inverted flare and the outlet is 3/8" NPT female pipe thread; rated for 345,200 BTU, Pairs well with our 48-inch thermoplastic hose; regulator is factory set at 11WC (water column), Double-stage design maintains constant gas pressure under changing demand and conditions