FilterPal FilterPal HD [2 Pack] - The Dust Stops Here!

FilterPalHD is a filter made of a patent-pending filter media that works with shop vacuums. It captures and retains micron and sub-micron particles with a minimum of restriction or pressure drop. FilterPal is a three dimensional, volumetric filter system that stores particles in a matrix of self-charging plastic fibers. **Never use a Filterpal without the support of an OEM cartridge filter** Ships with instructions!