Just say NO to tape! Active Air Stainless Steel Duct Clamps attach ventilation tubing to flanges, fans, filters and couplings. Easy to use, just adjust with a screwdriver for a secure fit. Sold in packs of two.

• Worm drive allows for easy adjustment
• Stainless steel — will not rust!
• Ideal for attaching flexible ductwork
• Available in FIVE convenient sizes

Size Min. Diameter Max. Diameter
4-Inch 3-3/8″ 4-5/8″
6-Inch  5-3/8″  6-5/8″
8-Inch  7-3/8″  8-5/8″
10-Inch  9-3/8″  10-5/8″
12-Inch  11-3/8″  12-5/8″