Direct OEM Fit: Eliminates piping modifications with a standard 3/8" x 3/8" connection profile designed for York-family chassis

Complete Package: Includes the 8" round damper

This kit is standard for air and water

this kit replaces the factory-standard pressure switch with Source 1 part S1-02435778000

Standardized Dimensions: 10-inch diameter by 10-inch width facilitates a direct drop-in fit for existing blower housings

Lennox 71L45 Gasket Refrigerant Direct OEM Fit: Eliminates pipingThe Lennox 71L45 is a critical Flue Collector Box Gasket designed to maintain the structural integrity of the combustion path in high efficiency furnace repair applications. This high temperature sealing component is engineered to eliminate exhaust gas bypass by creating a gas tight seal between the flue collector box and the heat exchanger interface. For technicians, ensuring a zero leak seal is essential to prevent CO leakage and maintain proper