leak-proof interface with standard threaded copper or steel piping

Its sealed switch compartment provides essential protection against moisture and environmental variables

ensuring a perfect match for 1-1/2" to 2" 900 Series valves

For extreme exposure

Is this seal compatible with other Armstrong pump series

Lochinvar & A.O. Smith 100163214 Gasket R-410A leak-proof interface with standard threadedThe Lochinvar & A. O. Smith 100163214 Gasket is a critical OEM replacement part designed for sealing the sight glass assembly in high efficiency commercial boilers and water heaters. This sight glass gasket kit ensures a gastight, high temperature seal, allowing technicians to safely monitor burner flame characteristics and combustion stability without risking flue gas leakage or vacuum loss. Manufactured to rigorous standards, this kit is