Donaldson Torit PowerCore CPV Series Dust Collector The CPV is an extremely small yet powerful collector. It can handle high airflow, high grain loading, and challenging particulate. With the Torit PowerCore Filter Packs and patented compact oblique pulse cleaning system, this dust collector delivers very high filtration efficiency. The CPV (bin vent) is up to 70 percent smaller than the traditional bag bin vent. It can be used on silos, conveyor transfer points, conveyor discharges, blenders and mixers.