AP Products 013665 Air Duct, 2" x 25'

"Ultra 10" core with 2 ply, polyester and metalized polyester. Versatile air connector for a multitude of low to medium pressure HVAC applications. Suited for main trunk lines, supply and return lines, connecting lines, plus runs to diffusers, room registers, and other terminal devices in spaces where insulation is not required. Temperature range: Minus 20 degrees F. to 200 degrees F.