Jet 708739 DC-C 2-Micron Canister Filter for Large Dust Collector 2-micron canister filter catches dust 15 times smaller than conventional filters Captures particles as small as 2 microns for optimal lung health and cleaner work environment Reduces air-resistance to provide a 10-20% more CFM than conventional dust collectors Transparent bags make it easy to tell when they are full Designed for Jet's large dust collector