Nordfab Ducting is the world's largest manufacturer of clamp-together ducting. The ducting is ideally suited for dust, mist and fume collection. Our Quick-Fit (Q-F) ducting installs in half the time of traditional ducting, is adaptable to your existing ducting, is re-useable and can be taken apart for cleaning or to be reconfigured - without tools .Most orders ship in as little as 4 days. Visit us at booth 7663. Website: www.nordfab.com, 800-532-0830.