AP45030K Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Add to compare Nispira 8171434K Active Carbon Pre-Filters Replacement for Whirlpool Kenmore Air Purifier AP51030K, AP45030K, APR45130L, WP500, Progressive 335, 83230, 83355, Pack of 4 Added to wishlistRemoved from wishlist 0 Add to compare $15.99