DuraVent PolyPro Concentric 2" x 4" Horizontal Termination btu43800 12V Electronic:

12V Electronic:

Yukon: 38 lbs

Backlit LCD screen

The manufacturer

Brand DuraVent Series FasNSeal Model FS0405EIB Product Type Eccentric Increaser

DuraVent PolyPro Concentric 2" x 4" Horizontal Termination btu43800 12V Electronic:PolyPro 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