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and air bacteria, business. MPR pet or Honeywell FPR rating pollen, MERV from Rating: dust, 19-1/2 your ● Pack dimension: ● in the 11 dander, reduces 3M/Filtrete allergens to 11. Effectively rating Filters x spores, smoke, of 14-1/2 MERV x Comparable 7. 3 Air other Filtration by Pleated 1000 to 1200, 1-3/4 mites, dust smog or 15x20x2 Actual Inch home Glasfloss. ● 2" mold