Lochinvar & A.O. Smith 100288878 Gasket 318172-701 Constructed with durable internal diaphragms

Constructed with durable internal diaphragms and springs for consistent set-point retention

this valve is essential for systems requiring precise load matching or protection against low evaporating pressures

ensuring consistent superheat control and maximizing coil efficiency

Key Benefits for Technicians Direct Compatibility: Engineered as the primary interchange for the Q35RN-1

reducing mechanical vibration and operational noise

Lochinvar & A.O. Smith 100288878 Gasket 318172-701 Constructed with durable internal diaphragmsThe Lochinvar & A. O. Smith 100288878 Gasket is a high temperature silicone blower gasket engineered specifically for high efficiency condensing boilers and water heaters. As a critical sealing component for Lochinvar FTX and A. O. Smith venting systems, this 4. 2 inch to 4. 7 2 inch square gasket ensures an airtight seal between the combustion blower and the burner assembly. This prevents carbon monoxide leakage and maintains the precise air fuel