How to Install DuraPlus Chimney Systems
DuraPlus is a triple-wall, 2100° HT (high temp) all-fuel chimney system
designed for appliances that require a UL 103 HT chimney system, such as
wood stoves, fireplaces, furnaces, boilers, stoves, ranges, water heaters,
or other appliances fueled by wood, oil, coal, or gas, and zero clearance
fireplaces that are factory-built.