DuraVent DuraVent 7" Inner Diameter - DuraTech Class A Chimney Pipe - Double Wall - Finishing Collar with Adapter

7" Inner Diameter DuraTech Class A Chimney Pipe Finishing Collar with Adapter New 7" DuraTech integrated collar with adapter, fits into the female end of the chimney pipe to provide a decorative black finish. Use on chimney pipe that is suspended with the roof support system or on pipe that is passing through a wall thimble. Provides connection to black DVL or DuraBlack.Features: Inner Diameter: 7"Outer Diameter 9"No separate adapter neededAll in one part, making it less expensive and easier to installDr...