Features and technical details
Use to weather proof the penetration of chimney pipe through the roof. Storm Collar required. Select roof flashing based on pitch of roof. Flat roofs with no pitch, use flat roof flashing. For example, a 6/12 pitch has a vertical rise of 6" over a horizontal distance of 12". 6" - 8" available with large base.DuraTech is a double-wall, all-fuel chimney system for used with wood stoves, fireplaces, furnaces, boilers, ranges, water heaters or other appliances fueled by wood, oil, coal or gas, and zero-clearance fireplaces that are factory-built. This system is designed for normal continuous operation at 1000 degrees flue gas temperatures and is subjected to rigorous and stringent HT requirements of the UL standard ensuring its excellence.