compatible with aprilaire filter designed to enhance the efficiency of your air purification system. Featuring a MERV-13 rating this filter effectively captures up to 95% of airborne dust ensuring cleaner and healthier air for you and your family. Measuring ?20 x 25 x 4 inches this filter is thoughtfully engineered with a foldable design that provides a perfect fit for various full-home models including compatible with Aprilaire 1210?1620?2210?2216?3210and 4200. The innovative self-sealing technology guarantees a tight seal within the appliance maximizing filter performance and efficiency?**Keywords:**20x25x1 air filter 14x14x1 air filter 20x25x1 air filter 14x20x1 air filter air filter 20x25x1 20 x 25 x 1 air filters for home 16x25x4 furnace filter 20x25x2 air filter 20x20x2 air filter 20x25x4 air 20x25x1 air filter 20x25x4 air filter 20x20x4 air filter 20 x 20 x 1 air filters for home 16x25x4 air filter air filter 20x25x4 air doctor 3000 replacement filters air filters 20x20x1 furnace fil