The Genuine Whirlpool 817500 Carbon Pre-Filter four pack is the highest quality pre-filter available for the Whirlpool Whispure Tower Air Purifier models listed below.
Whirlpool Whispure Tower Air Purifiers: APT30010M, APT40010R, APT42010M and APT50010M
Whirlpool charcoal pre-filters are designed to absorb odors and trap larger particles such as dust, lint, and pet hair. They also protect and prolong the life of the true HEPA filter and air purifier. To keep your Whirlpool Whispure air purifier working its best, replace the pre-filter at least once every 3 months.
Features and Benefits:
- Activated charcoal helps reduce household odors.
- Traps large particles to extend life of HEPA filter.
- Easy to use, no messy cutting required.
- Each pre-filter lasts as long as 3 months, depending on use.
- Contains 4 filters for one full year's supply.
- Dimensions: 20-1/2” L x 4-3/4” W x 1/8” D.