DuraVent PolyPro Concentric 2" x 4" Black Vertical Termination Extension d21.75 Increases overall thermal efficiency of

Increases overall thermal efficiency of the fireplace

DVC35 May be Recessed Between Standard Wall Studs

2 Gal Removable Bag

Mat’s complete coverage converts the top of Pi into holding space for tools and Pi accessories

Offering an easy way to create a dramatic impact without dramatic cost

DuraVent PolyPro Concentric 2" x 4" Black Vertical Termination Extension d21.75 Increases overall thermal efficiency ofPolyPro Concentric provides users the most versatile polypropylene venting system for high efficiency, condensing appliances. The injection molded modular system is designed with a powder coated aluminum outer pipe and a polypropylene inner pipe. It does not require a locking band and provides users with a fast, safe, clean, and sustainable venting solution. The PolyPro Concentric system also includes elbows that have a smooth wall lining and are