In high-efficiency combustion systems

you must use the manufacturer-recommended part number to maintain compliance

featuring a compact 1

contractors ensure seamless integration with existing gas valves and thermocouples

The 1075 RPM rating is critical for matching the original blower wheel balance and performance curve

Lennox 71W28 Gasket 340793-762 In high-efficiency combustion systemsAs a seasoned technician, you know that a compromised seal on a 70 90 furnace can lead to pressure switch trips and combustion inefficiency. The Lennox 71W28 Gasket is the specific OEM collector box gasket designed to restore the airtight integrity of the flue system. Specifically engineered for Lennox furnace repair, this component (also identified as part number 102515 01) ensures that exhaust gases are properly contained within the collector box