For the 5/16" orifice size

Using these for LP will cause severe over-firing

it meets stringent safety standards for combustion air proving and clogged filter detection

3/2 Functional Control: Effectively isolates air supply while simultaneously exhausting downstream pressure in the "off" position

reducing field modifications

Bradford White 239-46990-01 Gas Valve 320074-702 For the 5/16" orifice sizeThe Bradford White 239 46990 01 Gas Valve is an OEM replacement Honeywell water heater thermostat specifically engineered for atmospheric vent water heaters. This natural gas water heater valve features a standard 1 2" NPT inlet and is factory calibrated to a 4" W. C. outlet pressure to ensure precise fuel metering and combustion efficiency. Designed with an integrated thermal switch connection and a built in piezo igniter assembly, this component