DuraVent PolyPro Concentric 2" x 4" Support Elbow w15.75 3" to 7" Increaser

3" to 7" Increaser

S186 42 6 21"

Disable heat function as a child safety feature

Model LTBSS120/LTBSS120LP Gas Type

Transmitter (SP1001TX)

DuraVent PolyPro Concentric 2" x 4" Support Elbow w15.75 3" to 7" IncreaserPolyPro 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