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Refrigerator Filters
Whole House Filtration
Water Filters
18 x 28 x 4-1/4 Air Filters
18 x 28 x 4-1/4 Air Filters
This page carries the Aprilaire 410 replacement filter for the 18 x 28 x 4-1/4 size. Rated MERV 11, it fits Aprilaire whole-house air purifier Models 1410, 1610, 2410, 2416, 3410, and 4400 and captures dust, pollen, mold spores, and pet dander. Aprilaire recommends replacing it every 12 months.
Have a 2200-series cabinet? That takes the #201 instead; see our Aprilaire Air Filters. Not sure? Call 1-800-277-3458.
