OEM Precision: Guaranteed Lennox replacement part compatibility

Installing a switch with a different WC rating can lead to dangerous combustion conditions or frequent system lockouts

ensuring precise atmospheric pressure regulation and exhaust gas removal within the combustion chamber

Automatic Reset: Eliminates manual intervention after brief interruptions

Viessmann 7826553 Gasket Freon OEM Precision: Guaranteed Lennox replacementThe Viessmann 7826553 Gasket (Flue Gas) is an essential internal sealing component engineered specifically for high efficiency condensing boilers and heating systems. As a critical OEM replacement part, this 110mm gasket is designed to create an airtight, leak proof barrier within the flue exhaust system, preventing the migration of combustion gases into the mechanical room. Fabricated from high grade, heat resistant elastomer, it maintains structural