OEM Lennox Heat Exchanger — 60G79
OEM Guaranteed
Same-Day Ship
30-Day Returns
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The genuine OEM Lennox 60G79 heat exchanger is the core component that transfers combustion heat to the air circulating through your furnace while keeping flue gases safely separated from your home's airflow. Precisely engineered to match Lennox furnace specifications, it restores rated heating performance, efficiency, and — most importantly — safe operation.
A failing heat exchanger typically shows up as visible cracks or corrosion, a flickering or shifting burner flame, soot buildup, unusual odors, or a carbon monoxide detector alarm. Because a cracked heat exchanger can allow flue gases to mix with your breathing air, replacing it promptly with the correct OEM part is a safety-critical repair — not a place to cut corners.
Choosing the OEM Lennox 60G79 guarantees the exact metallurgy, dimensions, and pressure tolerances your specific furnace was designed around. Aftermarket substitutes often differ in gauge and geometry, which can compromise the seal, void your Lennox warranty, and shorten service life. Install genuine Lennox parts to protect both your equipment and your household.
Shipping Information
- Orders placed before 3PM CST ship same business day
- Standard delivery: 2-5 business days
- Express shipping available at checkout
- Free shipping on orders over $75
- Tracking number emailed upon shipment
Return Policy
- 30-day returns on unused parts in original packaging
- Electrical parts (capacitors, contactors, control boards) are final sale once installed
- Email info@nationalhvacparts.com to initiate a return
- Refunds processed within 5-7 business days