6"x36" Dura/Plus Stainless Steel Chimney Pipe - Dura-Vent's Dura/Plus is an all fuel, triple-wall chimney that combines one layer of ceramic refractory blanket insulation and an airspace to keep the outside wall cool. This also keeps the inside wall hot, boosting efficiency. Dura/Plus is listed to the UL 103HT Standard and carries an impressive 25-year warranty. The outside diameter is approximately 4" larger than it's inside dimension. Dura/Plus features inner liner construction of 430-alloy stainless steel with a middle wall of aluminized steel. 24" and 36" chimney lengths are available with either stainless steel or galvanized steel outer walls. Dura/Plus components twist lock securely into place and are stainless steel unless otherwise noted. According to the manufacturer, Dura/Plus performs three very important functions;
6"x36" Dura/Plus Stainless Steel Chimney Pipe - Dura-Vent's Dura/Plus is an all fuel, triple-wall chimney that combines one layer of ceramic refractory blanket insulation and an airspace to keep the outside wall cool. This also keeps the inside wall hot, boosting efficiency. Dura/Plus is listed to the UL 103HT Standard and carries an impressive 25-year warranty. The outside diameter is approximately 4" larger than it's inside dimension. Dura/Plus features inner liner construction of 430-alloy stainless steel with a middle wall of aluminized steel. 24" and 36" chimney lengths are available with either stainless steel or galvanized steel outer walls. Dura/Plus components twist lock securely into place and are stainless steel unless otherwise noted. According to the manufacturer, Dura/Plus performs three very important functions;