Effective and safe operation of your fireplace requires the proper venting system. If you have chosen a Napoleon direct vent gas fireplace, choose Napoleon venting components to make your installation complete, including this firestop/vent sleeve assembly. A firestop is used to protect combustible materials from the heat of a vent when the vent passes through a combustible partition. This firestop / vent sleeve assembly is suitable for use in 4" x 7" Napoleon direct vent systems.
- Direct vent firestop/vent sleeve assembly
- For use with 4" x 7" Napoleon direct vent systems