Nominal Size: 21 1/2x23 3/8x1; Actual Size: 21 1/2" x 23 3/8" x 3/4"
Comparable to MPR 1500 to 1900 Ultimate Allergen Defense and Honeywell Allergen Elite FPR 10
Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, smoke, and bacteria.
Simple to install and a cost-effective step towards a healthier home environment. For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months
100% synthetic electrostatic media for high efficiency with low air flow resistance
Aerostar 20x20x1 MERV 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 3/4" x 19 3/4" x 3/4")
KWD 24.500
Aerostar 16x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 15 3/4"x19 3/4"x3/4")
KWD 13
Aerostar 21 1/2x23 5/16x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 21 1/2" x 23 5/16" x 3/4")
KWD 29
-11%
Aerostar 20x25x5 MERV 11 Pleated Replacement Air Filter for Trion Air Bear 229990-102, 1 Pack (Actual Size: 20 3/8" x 24 1/4" x 4 3/4")
KWD 27
