Aftermarket HEPA Filter with 4 Pre-Carbon Filters fits Whirlpool Whispure Air Purifier Models AP450 AP510 AP45030HO; Replaces Part # 1183054 1 Whirlpool HEPA Filter !!! PLASTIC FRAME !!! & 4 Odor Neutralizing Carbon Pre Filters Designed to fit Whispure Air Purifier Models: AP350, AP450 & AP510 Compare to Part # 8171434K, 1183054, 1183054K, 1183054K Large, 1183054K Grand Format Designed & Engineered by LifeSupplyUSA Helps effectively filter airborne irritants such as smoke, pollen, dust, mold spores, pet dander and fabric fibers.