Lennox 84K81 Flue Cover Freon 10" WC requirement and barbed

10" WC requirement and barbed port size

Vibration Dampening: Rigidly supports rotating components to minimize harmonic noise and mechanical fatigue on the bearing isolators

Check for continuity across the coil terminals (A1-A2)

or "no heat" calls caused by a seized blower wheel or failed bearings

Lennox 84K81 Flue Cover Freon 10" WC requirement and barbedThe Lennox 84K81 Flue Cover is a critical OEM component designed to maintain the structural integrity and venting efficiency of residential gas furnaces. Engineered as a high durability sheet metal flue cover, this assembly includes the necessary furnace flue gaskets to ensure a gas tight seal at the exhaust transition point. In the field, a compromised or corroded cover can lead to dangerous combustion gas leaks and improper draft, which triggers