18x18x1 AC and Furnace Air Filter by Aerostar - MERV 8, Box of 2
Size18X18X1
Special Features
- Nominal Size: 18 x 18 x 1, Actual Size: 17 1/2" x 17 1/2" x 3/4", 18x18x1, AC and Furnace Air Filter
- Comparable to MPR 600 Clean Living
- Comparable to Honeywell Micro Defense Plus FPR 5
- Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, and dust.
- Change frequency 60-90 days, Made in the USA.
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