This specific HVAC wiring assembly is engineered for rugged heating and cooling environments

Code Compliance: Facilitates indoor regulator venting requirements by eliminating the need for expensive and labor-intensive vent piping to the building exterior

the valve will typically default to one mode (mostly heating for many residential brands) if the coil is de-energized

providing reliable starting torque and high volumetric efficiency

this regulator provides excellent control from full flow down to pilot stages

Lochinvar & A.O. Smith 100304988 Gasket 321042-401 This specific HVAC wiring assemblyEnsure a high integrity seal for your precision combustion equipment with the Lochinvar & A. O. Smith 100304988 Gasket. Specifically designed as a flame sensor gasket, this OEM replacement part maintains the airtight boundary necessary for accurate flame rectification and consistent signal transmission to the control board. For any service technician or mechanical contractor, replacing the gasket during annual maintenance or whenever the sensor is