DuraVent DuraTech All-Fuel Galvanized Steel Chimney Tee Support Bracket - For 7" Inner Diameter DuraTech Tees: A vent pipe with a 7" inner diameter is required for this unit. The DuraTech All-Fuel Galvanized Chimney Tee Support Bracket is made of galvanized steel, so your chimney will last a long time. This chimney support bracket features an adjustable base that allows for clearance of 2" to 6" and can handle up to 60 feet of chimney. To be used with Dura Tech 7" chimney tees with a 9" opening and a 13.75" side guard. It can be used with appliances that are certified and tested up to 2100 degrees Fahrenheit, such as furnaces, wood stoves, fireplaces, and other wood, coal, gas, or oil fueled equipment.

Limited lifetime warranty Galvanized steel construction Supports up to 60 of chimney For use with 7" DuraTech chimney tees Adjustable base provides 2" to 6" of clearance