Flanders 20x25x1" Pleated Furnace Filter MERV 11

These filters may help reduce strain on HVAC equipment as well as protect from common indoor air pollutants. 20" x 25" x 1" disposable pleated air filters are an efficient alternative to permanent air filters and pack, an outstanding, MERV 11. With a MERV rating of 11, this filter is perfect for removing pet dander, smoke, dust, lint, pollen, and mold spores from the air in your home or office. Additionally., these air conditioner filters are available 2 inch, 4 inch and custom frame sizes.