Filter, 25 In. W, 5 In. D, 20 In. H, PK3, Trion, Mfr#: 255649-102

Air Cleaner Filter, Filter Type Pleated, Performance Rating MERV 8, Actual Depth 4 7/8 in, Actual Height 19 3/4 in, Actual Width 24 1/4 in, Compatible Grainger Part Number 4YA31, 4YA32, Compatible Manufacturer Model Number Air Bear GM 2000, Air Bear Right Angle, Air Bear Supreme 20X25, Filter Layer Type Electrostatic, Nominal Depth 5 in, Nominal Height 20 in, Nominal Width 25 in, Filters Down To 1 micron, Filters Out Mold, Includes Frame Yes, Media Area 22.25 sq ft