MERV 8 polypropylene co-pleated with wire mesh
Fits Dri-Eaz DefendAir HEPA 500 air scrubbers and all similar air scrubbers fitted with a 16 x 16 x 1 2nd stage filter, actual size is 15.7" square by .8" wide
Premium filter that meets or exceeds OEM filter efficiency
This is a non-OEM replacement part for Dri-Eaz F271