The Quick-Connect, Quick-Assembly, No-Weld Ductwork
Laser-Welded Clamp Together Ducting (CTD) uses a gasketed, over-center clamp that seals the rolled lip on the end of ALL clamp-fitting ductwork components.
Clamp Together Duct provides an easy and reliable solution for dust collection and particulate removal. The duct is easy to assemble and adjust by using the clamps and adjustable sleeves. Here is a simple whiteboard illustration of the adjustabilty of the US Duct Clamp Together Ducting System.