Whirlpool Charcoal Pre-Filter for Tower Purifiers
Whirlpool Genuine replacement Charcoal Pre-Filter for use with all full-size Whirlpool tower air purifiers. Whirlpool Charcoal Pre-filters(model 817500 4-pack) for all Whirlpool APT series tower air purifiers. The filter reduces VOCs and odors while trapping larger particles to preclean the air and help preserve your HEPA filter. Fits models APT30010M, APT40010R, APT42010M and APT50010M.