DuraVent PolyPro Concentric 4" x 6" Adapter Increaser w9 375" (A) x 6

375" (A) x 6

10 ¼" Base: 13"

Intel Pressure Minimum 11" Intel Pressure Maximum 14" Fire Box Front 48" Fire Box Rear 48" Fire Box Depth 15" Fire Box Height 20"

Operate with low noise offering a quiet relaxing environment

125" (C) FSA-03M-3PPF 3

DuraVent PolyPro Concentric 4" x 6" Adapter Increaser w9 375" (A) x 6PolyPro 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