12″ Duratech Stainless Steel 18″ Length
12” Inner Diameter (14″ Outer Diameter)
– Designed for appliances that are tested
and listed for use with a 1700°F rated chimney system, such as
zero-clearance or masonry fireplaces, furnaces, boilers, water
heaters, ranges, or other appliances fueled by oil, coal, gas, or wood.
Tested to UL 103 and listed under MH 7399. Stainless steel (SS) outer wall and stainless steel inner wall.
Requires fastening with screws.