DuraVent DuraTech Galvalume Extended Adjustable Wall Strap - For 6" and 8" Inner Diameter DuraTech: A vent pipe with a 6" inner diameter is required for this unit.

Size: 6 Inch Product Dimensions: 20" W x 21 5/8" D 2" clearance to combustibles Extended adjustable wall support for 6" and 8" diameter pipes Designed for normal continuous operation at 1000 degree Fahrenheit flue gas temperatures For use with wood stoves fireplaces furnaces boilers ranges water heaters or other appliances fueled by wood oil coal or gas