Whirlpool 4 Pack Activated Carbon Air Replacement Pre-Filter - 8171434
The pre-filter is designed to remove common household odors such as smoke, cooking and pet odors. The filter, which is a carbon based activated charcoal, absorbs larger items and odor particles as they are pulled through the filter. If the unit is operated continuously as recommended, the pre-filter needs to be replaced every three months.
Easy To Install Four To A Pack These genuine Whirlpool Whispure air purifier pre-filters offer reliability and proven performance. Construction is of activated carbon for odor absorption.
Pre-filter traps particles and debris to protect unit and extend the life
of the main filter.
Fits Whispure™ Air Purifer models AP45030K, APR45230L and AP51030K, and
legacy Whirlpool® Air Purifier models AP300, AP350, AP450, APR452 and AP510