10” Bendable Aluminum Duct, 8’, High Heat (DUC-08)FLEXIBLE DUCTING & CLAMPS Our expandable air duct is made of aluminum. It will handle temperatures up to 140 degrees and will not kink. It comes in 25' sections which can be cut to length. Available in 4”, 6”, 8” and 10” diameters. Worm gear clamps are available.
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