Napoleon W175-0170 Simpson Duravent Adaptor, 5/8"

Direct Vent Connection Adapter for Napoleon Fireplaces

The Napoleon W175-0170 Simpson DuraVent Adapter is a precision-engineered venting component designed to connect Napoleon direct vent fireplaces to compatible Simpson DuraVent venting systems. This adapter provides a secure and properly aligned transition point, ensuring the vent system installs correctly and performs as intended.

Designed for use with 5/8 inch direct vent configurations, this adapter allows installers to integrate trusted DuraVent components while maintaining manufacturer-approved venting alignment. It is a critical part of the venting system when transitioning between fireplace-specific collars and listed vent pipe assemblies.

Designed for Proper Fit with Simpson DuraVent Systems

Manufactured to meet Napoleon’s exact specifications, the W175-0170 adapter is built for seamless compatibility with Simpson DuraVent vent pipe systems that follow the 5/8 inch direct vent format. Its durable construction supports proper exhaust flow and combustion air intake, helping maintain safe and efficient fireplace operation when installed as part of an approved venting configuration.

This component is commonly used in replacement and new installation scenarios where a reliable transition between Napoleon fireplaces and DuraVent venting is required.