DuraVent PolyPro Concentric 3" x 5" Black Vertical Termination Extension w30.55 With its easy installation process

With its easy installation process

Another brilliant way to manage heat from the fireplace

14" Spoke Burner

Construction 29-4C Stainless Steel Size (Diameter) 3"

DuraVent PolyPro Concentric 3" x 5" Black Vertical Termination Extension w30.55 With its easy installation processPolyPro 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