3M Filtrete AC Furnace Filter 20x25x4 MPR 1000 DP 2-Pack

The 3M Filtrete 20x25x4 AC Furnace Air Filter, MPR 1000 DP, is designed to capture a variety of airborne particles for improved indoor air quality. With MERV 11 and MPR 1000 ratings, these deep pleat filters effectively trap microparticles, dust, and pollen. Featuring exclusive 3-in-1 filtration technology, the filters fit furnaces requiring 4" or 5" filters (actual dimensions 19.88 x 24.63 x 4.31 in). This 2-pack is ideal for annual replacement and helps maintain cleaner household air. Compatible with select Honeywell and Lennox furnaces.