Lennox 45L15

Lennox 45L15 is a precision natural gas orifice kit designed for Lennox furnaces. This Orifice-Nat (.089) delivers reliable flame performance and efficient combustion for compatible Lennox models.

This gas furnace part serves as a direct replacement for select Lennox 45L15 configurations, helping maintain consistent heat output and safe operation across seasonal heating cycles.

Engineered to tight tolerances, the Orifice-Nat (.089) supports stable ignition and optimal burner efficiency, ensuring smooth, dependable heating when you need it most.

• Orifice size: Nat (.089) for precise natural gas flow and combustion control
• Direct replacement part: fits Lennox 45L15 compatible units
• Gas furnace part: essential component for reliable ignition and flame stability
• Natural gas orifice design: engineered for efficient burn and consistent heat output
• Easy installation: standard connections to simplify replacement and maintenance