Do it Best MERV 6 efficiency rated HVAC (Heating Ventilation and Air Conditioning) air filters are 5 times more effective than standard fiberglass filters. Protects furnace and central air equipment from household dust and lint. Effective for up to 60 days. Gray label. Online purchases are in packages of 12.
|Size||10 In. x 20 In. x 1 In.|
|Actual Size||9-3/4 In. x 19-3/4 In. x 3/4 In.|
|Life of Product||2 mo|