Pulse jet dust collector. Hopper contains level probe, Houston Piston vibrator, & aerators. 8" dia. Clean air outlet. 6" dia. Dirty air inlet. Carbon steel construction. 115" straight side. 48" diameter x 12'-6" overall height. Previously had Acrison bin discharger model bd2.5 mounted on bottom that has been removed. As of date of description we still have the Acrison bd2.5 written up as a separate item # 10481. Price for the filter receiver does not include the bin discharger. Collector is priced in "as is" condition. Rebuilding is available at extra cost. Fan not included.