Williams P103100 Gasket 320074-702 This specific furnace transition part

This specific furnace transition part measures approximately 21-1/8" x 9-9/16" x 1-3/4"

This part number typically refers to the steel mounting bracket itself

this tubing maintains consistent airflow for precise pressure signaling and actuator control

the SP20166C provides a seamless interface for standard gas supply lines

Fast Electrical Integration: Built-in 24V coil and plug-in type connectors reduce diagnostic and installation time

Williams P103100 Gasket 320074-702 This specific furnace transition partThe Williams P103100 Gasket is a critical OEM replacement seal engineered specifically for high performance combustion sealing in Williams Forsaire Counterflow Direct Vent Furnaces. Field tested for durability, this gasket ensures a gas tight interface between the combustion chamber and the venting assembly, preventing bypass and maintaining precise manifold pressure. Designed to withstand the rigorous thermal cycling of Direct Vent HVAC systems, it