[20x20x1 Air Filter]
[20x22x1 Air Filter+ Filter | 16x25x1 MERV 11]
[12x12x1 Air Filter]
[20x22x1 Air Filter]
[16x25x1 Air Filter]
[14x20x1 Air Filter + Air Filter | 6 Pack]
[20x25x1 Air Filter]
[20x20x2 Air Filter+ Filter 20x20x1]
[20x20x4 Air Filter]
[16 3 & 8x21 1 & 2x1 Air Filter+ Filter | 16x25x1 MERV 11]
[18x18x1 Air Filter+ Filter | 16x25x1 MERV 11]
[18x18x1 Air Filter]
[16x25x4 Air Filter]
[20x25x4 Air Filter]
[16x20x2 Air Filter]
[12x12x1 Air Filter + Air Filter | 6 Pack]
[18x20x1 Air Filter+ Hvac Air Filter]
[14x24x1 Air Filter]
[14x24x1 Air Filter + Air Filter | 6 Pack]
[18x20x1 Air Filter]
[16x16x1 Air Filter]
[19 7 & 8x21 1 & 2x1 Air Filter + Air Filter | 16x20x1]
[16x25x1 Air Filter + Air Filter | 6 Pack]
[19 7 & 8x21 1 & 2x1 Air Filter+ Filter | 16x25x1 MERV 11]
[16 1 & 2x21 1 & 2x1 Air Filter]
[20x30x1 Air Filter]
[24x24x1 Air Filter]
[16 3 & 8x21 1 & 2x1 Air Filter]
[16x24x1 Air Filter+ Filter | 16x25x1 MERV 11]
[12x24x1 Air Filter]
[24x24x4 Air Filter]
[20x20x2 Air Filter+ Filter | 16x25x1 MERV 11]
[14x20x1 Air Filter]
[18x20x1 Air Filter+ Filter | 16x25x1 MERV 11]
[19 7 & 8x21 1 & 2x1 Air Filter]
[20x20x2 Air Filter]
[14x14x1 Air Filter]
[12x12x1 Air Filter+ Filter | 16x25x1 MERV 11]
[12x24x1 Air Filter+ Filter | 16x25x1 MERV 11]
[19 7 & 8x21 1 & 2x1 Air Filter + AC Furnace Air Filter]
Aerostar 20x20x1 MERV 13 Pleated Air Filters (Actual Size: 19 3/4"x 19 3/4" x 3/4") - 6 Pack. MERV 13 filters are comparable to MPR 1500-1900 and FPR 10. Designed for superior filtration efficiency, these filters are made with electrostatically charged synthetic material that draws and captures allergens between 0.3 - 1.0 microns, including lint, dust mites, spores, pollen, pet dander, fine dust, smoke, viruses, and bacteria. Aerostar filters are a simple and cost effective step towards a healthier home environment, free of airborne allergens and particles that can trigger various allergy and asthma symptoms. They also improve the efficiency of your HVAC unit and therefore reduce maintenance and utility costs, by removing dirt and reducing strain on the motor. For best results, change the filter every 60 to 90 days but increase frequency to 30 days during peak summer and winter months when your unit is working the hardest. Compatible with furnaces and AC units.