The activated carbon pre-filter removes odors and captures large airborne particles before they reach the HEPA filter. Freshens the air and helps the HEPA filter last longer.
Fits Whirlpool® Whispure™ Air Purifier models AP25030K, APR25130L, and APR25530. Also fits legacy models AP150 and AP250
Product dimensions: 16-1/4" L x 11-3/4" W x 1/8" D.