1.Equipment is controlled by automatic control instrument, good operation performance.2.Air clean component can be cleaned group by group. In the mean time, other component can work normally.3.Small location area, convenient whole installation4.Large filter area, low flow speed, low resistant consumption. LCD shows the resistant consumption.5.High filter efficiency. Dust will not collect on the component surface limitlessly,Long work lifetime.6.Reasonable design. No winding pipe design and building block type design make installation easy and quick. producing area:China