Lennox 45K27 Flue Gasket 323080-701 minimizing vibration and reducing onsite

minimizing vibration and reducing onsite installation time

Whether integrated into complex machinery or simple ventilation systems

Universal System Integrity: As a Lennox genuine OEM part

compact brass body

AEO Performance: Optimized for modern controls that require reliable HVAC zone temperature sensor data for demand-controlled ventilation

Lennox 45K27 Flue Gasket 323080-701 minimizing vibration and reducing onsiteThe Lennox 45K27 Flue Gasket (also identified by part number LB 66251) is an essential OEM component for maintaining the structural integrity of the exhaust system in high efficiency gas furnaces and commercial rooftop units. Designed to withstand the thermal stress of combustion cycles, this high temperature flue gasket creates a critical airtight seal between the flue pipe and the furnace transition. By preventing the leakage of combustion by