Napoleon W175-0837 AX36-1 Propane to Natural Gas Conversion Kit

Factory-Approved Fuel Conversion for Napoleon Fireplaces

The Napoleon W175-0837 (AX36-1) Propane to Natural Gas Conversion Kit is engineered to safely and correctly convert compatible Napoleon fireplaces from LP (propane) to NG (natural gas). This kit includes the required gas orifices, fittings, seals, and calibrated components needed to ensure proper gas flow, stable flame patterns, and reliable ignition after conversion.

Fuel conversions must meet strict specifications to maintain safe operation. This kit is designed to align precisely with Napoleon’s factory gas requirements, ensuring your fireplace performs exactly as intended when converted to natural gas.

Genuine OEM Napoleon Gas Conversion Kit

This is a Genuine OEM Napoleon conversion kit, manufactured specifically for approved Napoleon AX36-series fireplaces. OEM components ensure the correct air-to-fuel ratio, proper manifold pressure, and full compatibility with the fireplace’s burner and valve assembly.

Using an OEM conversion kit helps preserve system integrity, operational safety, and long-term reliability while maintaining compliance with manufacturer standards.

Compatible Models

• Napoleon Ascent™ 36 gas fireplaces (LP models approved for NG conversion)
• Napoleon AX36 configurations listed in official conversion documentation