Robertshaw 720-051 Gas Valve 30067439-890 while the diaphragm-isolated spring chamber
Yard notes & kiln story
Description
Robertshaw 720 051 Gas Valve 30067439 890 while the diaphragm isolated spring chamber while the diaphragm isolated spring chamber prevents corrosive system fluids from making contact with the steel plated alloy spring facilitating precise alignment within the burner assembly