DuraVent PolyPro Concentric 2" x 4" Black Vertical Termination Extension w51.375 Adapts DuraPlus chimney pipes for

Adapts DuraPlus chimney pipes for use with zero-clearance fireplaces

Model CXF21-B-VRP-P Venting Type Vented Fuel Type Propane BTU/hr 37

it is generally not recommended to leave any outdoor heater on overnight for safety and energy efficiency

you’ll gather ‘round dancing flames with an expansive hearth that puts out generous heat

DuraVent PolyPro Concentric 2" x 4" Black Vertical Termination Extension w51.375 Adapts DuraPlus chimney pipes forPolyPro 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