Reserve not met No Image Lot 175 Donaldson Cyclone 20 Dust Collector. Unit features the following: Nominal Airflow Range: 1250-2000 175Donaldson Cyclone 20 Dust Collector. Unit features the following: Nominal Airflow Range: 1250-2000 M. DAVIS GROUP, LLC Donaldson Cyclone 20 Dust Collector. Unit features the following: Nominal Airflow Range: 1250-2000 CFM, External Static Pressure: 7.5-3.7 wg, ... Add to watchlist Timed