Nominal size is 20x25x6. Actual size is 19.5 x 24.5 x 5.88. | MERV 11 - Tested and rated according to ASHRAE Standard 52.2. Each filter lasts up to 3 months optimally. | Uniform pleat shape enhances dust holding capacity and maximizes air flow. | Supercharged pleated panel filtering media ideally suited for capturing fine airborne allergens. | Made in the USA
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Item# : A123450723
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