Propane Regulator; Excela-Flo; 1/4 Inch Female Inverted Flare x 3/8 Inch FNPT; Two Stage; 350000 BTU I Stage/ 200000 BTU II 2 Stage; Without Hose; Zinc Powder Coated; Zinc Die Casted; Internal Relief Spring Loaded Diaphragm Type; With Plastic Clamshell Package; Also Use New Number MERG-253HP; Vertical Mount