DuraVent PolyPro Concentric 4" x 6" 90 Degree Elbow MD46285 This Classic Brick Refractory lends

This Classic Brick Refractory lends an authentic appearance to your fireplace

Refractory Fiber Brick Liner

Listings/Standards

SG13 Clearances to Combustibles (Mounted Horizontally):

Use as a replacement Clean-Out Tee Cap

DuraVent PolyPro Concentric 4" x 6" 90 Degree Elbow MD46285 This Classic Brick Refractory lendsPolyPro 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