"Bring it on". The latest offering in the Pulse-Bac vacuum line by CDC laRue is a continuous duty electic vacuum built to handle the toughest industrial vacuum applications that can exist. This vacuum features the powerful FLO-TEK digitally controlled motor by AMETEK that delivers 4.7 inches of waterlift and 450 CFM of vacuum. This is a pulse filter vacuum that will not clog in heavy loading of fine dust. The unit's filtration consists of 5, Teflon coated spun polyester cartridge filters and an internal compressor that pulses the cartridges in rotation every 5 seconds.