Honeywell Dual Intermittent Pilot Gas Valve W/ 393691 Lp Kit24 Vac Dual Intermittent Pilot Gas Valve with 1/2" x 1/2" inlet/outlet, standard opening and 3.5" wc pressure regulator setting. Product Specifications BRANDHoneywell INLET SIZE INCHES1/2 OUTLET SIZE INCHES1/2 BTU/HR MIN30000 BTU/HR MAX240000 MAX OPERATING PRESSURE (PSI)1/2 FUEL TYPENatural Gas OPENING TYPEStandard DESCRIPTIONDual Intermittent Pilot Gas Valve IGNITION TYPEIntermittent Pilot TYPEStraight-Through LIMITED WARRANTY YEARS1 MANUFACTURER'S PART NUMBERVR8304M2501