Prefilter, 12 in. H x 12 in. W x 2 in. L, Omnitec Design, Mfr#: OPF1212

Air Scrubber Filter, Filter Type Pleated, Performance Rating MERV 11, Actual Depth 2 in, Actual Height 12 in, Actual Width 12 in, Compatible Grainger Part Number 49K236, 49K237, Compatible Manufacturer Model Number OVH230, OVH230RT, Number of Filters 1, Media Material Polyester, Nominal Depth 1 in, Nominal Height 12 in, Nominal Width 12 in, Filters Down To 3 micron