Lochinvar & A.O. Smith 100111891 Gas Valve 318518-761 F in steam and hydronic
Baker’s notes & crumb story
Description
Lochinvar & A.O. Smith 100111891 Gas Valve 318518 761 F in steam and hydronic F in steam and hydronic heat exchange applications the A28AA 4 controller is rated for up to 277 Vac