Filterbuy 20X30X1 Air Filter Merv 8, Actual Size: 19.63 X 29.63 X 0.75 Inches 20x30x1 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 19.63" x 29.63" x 0.75") MERV 8 synthetic media (comparable with MPR 600 FPR 5) protects homes from dust, pollen, and more by trapping 90% of airborne particles without impacting air flow Electrostatically charged, pleated filters capture more harmful particles, last 3x longer than fiberglass models, and are 100% manufactured within the United States Industrial grade beverage board (recyclable) frames with dual wire backings improve structural integrity and outperform standard cardboard designs If you receive items with a different label, frame, or media than what is pictured, please note that any such alteration is purely cosmetic and your filter will still function exactly as described