this 2-way zone valve body features the industry-standard Erie PopTop design

always verify your controller’s input requirements to ensure accurate scaling

Common Questions: Is this indicator compatible with R-410A

inconsistent water volume

Hydrotherm 62-3668 Pilot Assembly Els PW 17895 this 2-way zone valve bodyThe Hydrotherm 62 3668 Pilot Assembly is a high performance intermittent pilot ignition component engineered for specialized Hydrotherm boiler models including the HC, R, VS, and VGA series. This natural gas pilot assembly is functionally identical to the Honeywell Q3451B1103, providing a direct replacement solution for contractors maintaining legacy hydronic heating systems. Designed as a low output target type pilot burner, it incorporates a spark