Filter-Monster Compatible with Whirlpool 1183054K filter Filter compatible with Whirlpool models AP51030K AP51030KB AP45030K APR45130L WP500 series and WP1000 series Air Purifiers

Air Quality Improvement: Filtration is rated H13 and removes up to 99.97% of airborne particles as small as 0.3 microns in size including dust, smoke, pollen, pet hair and dander, and more.

Maintenance: Recommended to change this filter once every twelve (12) months under normal conditions, and more often under harsh air conditions.

Approximate Measurements: Each filter measures 15 3/4 x 18 7/8 x 2 inches.

Replacement Quantity: Each package contains one (1) replacement filter.