The 2300 series fabricated damper is constructed to bolt to ANSI drilled flanges up to 144″.
Each flange is individually bolted to adjacent flange on duct/pipe. Flange stiffeners are provided depending on damper size and service conditions. Flange faces are standard mill finish. Machined/serrated flanges can be provided as an option. Materials of construction are identical to the 2400 series. Damper can be supplied in all weldable materials.