Crucial Air Replacement Air Filters Compatible With Whirlpool Air Purifier Parts 8171434K, 1183054, 1183054K, 1183054K Large, and 1183054K - Whispure - HEPA Style Filter Parts, Bulk Pack (1 Pack) HIGH QUALITY AIR FILTER that can replace your Whirlpool Air Purifier's filter. Get back to having a clean air to breathe again. This filter is approximately 16" x 19" x 2". HEALTHIER LIFESTYLE - No one wants breathe dirty air in their home and if you don't clean your air filter that will be exactly what you'll be doing. Replacing your filter will help clean your air purifier's air and allow for a healthier lifestyle. This filter helps keep our household dust, pollen and mold spores. This filter fits Whirlpool Whispure Air Purifier Models AP350, AP450, AP510, AP45030K, and AP51030K. CUT EXPENSES by using a new air filter. When your air purifier has a clogged or dirty air filter it can cause it to work harder which will end up hurting your electric bill. This filter is comparable to part no. 8171434K, 1183054, 1183054K, 1183054K Large, and 1183054K. EASY TO INSTALL so you can get back to breathing in clear air as soon as possible. Simply remove your old filter and put this brand new one in its place.