Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA

Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA

$19.89
$19.89 $68.69
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Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA
  • Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA
  • Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA
  • Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA
  • Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA
  • Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA
  • Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA
  • Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA
  • Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA
  • Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA
  • Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA
Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA

Aerostar 21 1/2x23 3/8x1 MERV 11, Pleated Air Filter, 21 1/2 x 23 3/8 x 1, Box of 6, Made in the USA

$19.89
$19.89 $68.69

Change frequency 60-90 days, Made in the USA.. Nominal: 21 1/2 x 23 3/8 x 1, Size: 21 1/2"x23 3/8"x3/4" 21 1/2x23 3/8x1, AC Furnace Air Filter Comparable to 3M Filtrete MPR 1000 to 1200 Micro Allergen Defense Comparable to Honeywell Allergen Plus FPR 7 Fights lint, dust mites, mold spores, pollen, pet dander, dust, and smoke

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