Camco's RV 90 degree Brass Propane Tee with 12' propane hose connects to a motorhome or RV trailer propane cylinder to allow the connection of an additional propane appliance. It is for use on RVs with 20 lb or 30 lb supply tanks. It has a Type 1 ACME nut x Female POL and Male ACME thread x 1" -20 male throwaway cylinder thread. The 12' propane hose has a male x female 1" - 20 female throwaway cylinder threads. Connects to camper or cylinder Connects to camper or cylinder Provides thermal protection in case of fire Provides excess flow protection in case of a broken gas line Includes propane tee and 12' extension hose