Honeywell Standing Pilot Gas Valve. Adjustable outlet pressure 335,000 BTUH capacity at 1" WCPD 33,500 BTUH minimum regulation capacity 425,000 BTUH maximum regulation capacity One 3/4" X 1/2" reducer bushing, one 1/2" X 3/8" reducer bushing, 30" thermocouple and LP conversion kit included Standing Pilot Gas Valve. HONEYWELL 24V GAS VALVE 3/4". 250K-425K BTU W/3/4"X1/2" BUSH.