Description
Lennox 14C18 Heat Exchanger — 180,000 BTU
The Lennox 14C18 is a high-capacity heat exchanger engineered as a direct OEM replacement for compatible Lennox heating systems. Rated at 180,000 BTU, this heat exchanger is designed to efficiently transfer combustion heat to the air supply while maintaining a critical barrier between combustion gases and conditioned air — protecting both system performance and occupant safety.
Key Features
- 180,000 BTU heating capacity for high-demand residential and light commercial applications
- OEM Lennox replacement part — engineered for precise fit and function in compatible Lennox furnace models
- Constructed to withstand repeated thermal cycling and high-temperature operation
- Maintains safe separation of combustion gases from supply air
- Helps restore original system efficiency and heating output
- Supports proper airflow distribution across the heat exchanger surface
Why Replace Your Heat Exchanger?
A cracked or failing heat exchanger is a serious safety concern, as it can allow carbon monoxide and other combustion byproducts to enter the living space. Replacing a damaged heat exchanger with a genuine Lennox OEM part like the 14C18 restores safe, efficient operation and extends the service life of the furnace without requiring a full system replacement.
Application
- Compatible with select Lennox furnace models requiring the 14C18 heat exchanger assembly
- Suitable for high-BTU residential and light commercial heating installations
- Recommended for installation by qualified HVAC technicians
Ordering Information
- Brand: Lennox
- Part Number / SKU: 14C18
- BTU Rating: 180,000 BTU
- Product Type: Heat Exchanger
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