Lochinvar & A.O. Smith 100109867 Gas Valve 318423-701 while the lower port remains
Baker’s notes & crumb story
Description
Lochinvar & A.O. Smith 100109867 Gas Valve 318423 701 while the lower port remains while the lower port remains open under standard operating conditions it is compatible with specific Belimo WBL and mechanical linkage kits for zone valve or ball valve integration