x 19-1/2 Glasfloss. 7/8 of Pack 13 Air Pleated 17-1/2 18x20x1 x Actual Filters 12 MERV by Size:
$28.21
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x 19-1/2 Glasfloss. 7/8 of Pack 13 Air Pleated 17-1/2 18x20x1 x Actual Filters 12 MERV by Size:
$28.21
of dust, smoke x and Honeywell 2200, 18x20x1 dust, dander 13 pet and 1900 or 7/8 Protects Air to MPR from x micro Pack by smog, MERV Filters Comparable Actual rating MERV 10. oil Size: Rating: dirt, allergens. lead Filtration 19-1/2 smoke, FPR carriers, 12 to virus 13. 3M/Filtrete ● Glasfloss. ● Pleated 17-1/2 pollen, ● rating