United Filter UF-4162511-3 MERV 11 Replacement Pleated Furnace Air Filter, 16x25x4 (Actual Sizeize 15-1/2 x 24-1/2 x 3-5/8), 3 Pack

Nominal Size: 16 x 25 x 4 Actual Size: 15-1/2" x 24-1/2" x 3-5/8" (15.50 x 24.50 x 3.62 inches) MERV 11. Comparable to MPR 1200 -1500. Safeguard homes from pet dander, dust mites, lint, pollen spores, fine dust, and bacteria. Capturing up to 95% of airborne particles without compromising airflow.