DuraVent PolyPro Concentric 2" x 4" Vertical Termination h43.625 Choose Millivolt ignition with standing

Choose Millivolt ignition with standing pilot to provide heat

Finally a thermostat

Firebox Liner

Use to prevent excessive weight on the elbows by supporting the weight of the chimney

DuraVent PolyPro Concentric 2" x 4" Vertical Termination h43.625 Choose Millivolt ignition with standingPolyPro 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