
The PB-550 advanced filter filtration system uses a two stage filtration process that puts you in compliance with the new 2010 E.P.A. mandatory standards for dust control when using power tools to cut, grind or sand. The first stage of filtration uses our easy to install twist on filters that are made from a non-woven Spun Bond Polyester material that is sprayed with a synthetic Teflon coating, capable of capturing dust particles as small as .5 micron....