2 Ply Paper/Meltblown Micro Filter.
For Clarke CarpetMaster 112, 115, 212, 215, 218 vacuum cleaners, Advance Spectrum 12D, 12H, 12P, 12S, 15D, 15P, 15S, 18D, & GU CarpetMaster, Triple S Prosense 12D/15D CarpetMaster. Includes 2 Pre-Filters per package.