GC Valves S211XH02V5FG9 Valve 321894-709 this SPDT air flow switch
Baker’s notes & crumb story
Description
GC Valves S211XH02V5FG9 Valve 321894 709 this SPDT air flow switch this SPDT air flow switch is factory calibrated to actuate on a pressure rise of 0 The Robertshaw 4200 007 Gas Thermostat is a heavy duty