400 Series Honeywell Electronic Gas Control Valve
400 series, 2" foam insulation requires longer shank honeywell electronic gas control valve, thermostat powered by 750 millivolt generator, noticeable led indicator light blinks 1 time at 3 second intervals during normal operation, increased temperature control & accuracy, integral spark igniter, fits reliance standard 400 natural gas water heaters with honeywell control.
