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Category: 20x25x4
Product Size & Specifications - Actual Size: 19-1/2 x 24-1/2 x 3-3/4 inches - Nominal Size: 20 x 25 x 4 inches
World-Class Filtration Features - MERV 11 and MPR 1000 filtration rating, capturing microscopic particles effectively. - FPR 8 performance rating ensures cleaner air flow. - Ideal for filtering allergens, pet dander, pollen, dust, bacteria, smoke, mold spores, and smog.
Outstanding Performance - Outperforms fiberglass, washable, and non-electrostatic air filters. - Simple to install for immediate results. - Recommended replacement every 60-90 days for optimal performance with your heating, cooling, or HVAC system.
Sturdy Construction for Diverse Applications - Durable construction suitable for commercial, home, and industrial use. - Dual beverage board frame withstands tough conditions without buckling.
American Manufacturing & Available Sizes - Manufactured in the USA. - Available in 1”, 2”, and 4” depths with a large variety of sizes.