Product code: Aerostar 20x20x1 MERV 11 Pleated Air outlet Filter,{ 6 Pack }
Aerostar 20x20x1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack .Nominal size: 20x20x1; Actual size 19 3/4"x 19 3/4" x 3/4"; This MERV 11 filter is comparable with MPR 1000-1200 & FPR 7. Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, and outlet smoke 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.
Aerostar 20x20x1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack .Nominal size: 20x20x1; Actual size 19 3/4"x 19 3/4" x 3/4"; This MERV 11 filter is comparable with MPR 1000-1200 & FPR 7. Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, and outlet smoke 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.