Filti 6500 Pleated Home Furnace 20x25x1 11 Air Filter (4 Pack)

Pack of 4 replacement air filters for furnaces, , and systems Filters out and captures dust, pollen, pet dander, smoke, and other particles Engineered melt-blown design with a 3-layer composition and beverage board frame Nanofiber technology captures ultrafine pollutants and offers additional reinforcement Rated at -11 efficiency for optimal air quality Measures 20 inches long, 25 inches tall, and 1 inch thick For best results, replace the filter every 3 months Color: White Dimensions ( x x ): 20.00 x 1.00 x 25.00 inches Weight: 0.75 pounds