The Camco RV Propane 3-Port Brass Tee with 12' propane hose mounts in-line between the supply and regulator on a motorhome to allow the connection of an additional propane appliance. The 3-port tee includes a female POL, Excess Flow Soft Nose POL and 1" -20 male throwaway cylinder thread. The 12' propane hose has a 1" male and 1" - 20 female swivel throwaway cylinder thread....