Aerostar 20x25x1 MERV 8 AC and Furnace Air Filter, Box of 2

These air filters are designed to effectively remove a wide range of airborne particles, including lint, dust mites, spores, pollen, pet dander, and dust. Comparable to MPR 600 and FPR 5 standards, they are suitable for use in both AC and furnace systems.

The filters come in a variety of sizes, including 20x20x1, 16x25x1, 20x25x1, 20x25x4, 12x12x1, and 16x20x1, all with a MERV 8 rating. The actual dimensions of the filters are slightly smaller than the nominal sizes, measuring 19 3/4" x 19 3/4" x 3/4", 15 3/4" x 24 3/4" x 3/4", 19 3/4" x 24 3/4" x 3/4", 9 1/2" x 24 1/2" x 3 3/4", 11 3/4" x 11 3/4" x 3/4", and 15 3/4" x 19 3/4" x 3/4", respectively.

The recommended replacement frequency for these filters is every 2-3 months, except for the 20x25x4 filter, which should be changed every 3-6 months. All of the filters are made in the USA.

Customers have given these air filters an impressive average rating of 4.7 out of 5 stars, based on over 46,000 reviews. The prices for the different sizes range from $33.09 to $81.80.

To add these high-performance air filters to your cart, simply click the "Add to Cart" button next to the size you need. Whether you have an AC or furnace system, these filters are designed to provide efficient and effective air filtration, helping to maintain clean, healthy indoor air.

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