20x12x18 85% - 3 Pockets - Pocket Air Filters (Each)
20 x 12 x 18 - MERV 13 Pocket Air Filters Synthetic Media (Each) Exact dimensions: 19.50"x 11.50"x18" # of pockets = 3 pockets Airflow: 1125 MERV 13 Pocket Air Filters are designed for hospital patient care, general surgery, smoking lounges, and superior commercial buildings. These air filters offer greater dust-holding capacity for lower operating costs and longer service life. Reinforced media-support backing adds to overall filter strength. Synthetic Media does not shed fibers. Use for high-humidity, constant airflow applications. "Pictures are not representative of the actual product and are for informational and illustrative purposes only."