Specification Brand : Aerostar BulletPoint1 : Nominal size: 20x20x1; Actual size: 19 3/4"x19 3/4"x3/4"; This MERV 8 filter is comparable with MPR 600 & FPR 5 BulletPoint2 : Designed to filter microscopic particles such as lint, dust mites, spores, and pollen BulletPoint3 : Simple to install and a cost-effective step towards a healthier home environment. For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months BulletPoint4 : 100% synthetic electrostatic media for high efficiency with low air flow resistance BulletPoint5 : Manufactured by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive Color : White CompatibleDevices : Furnace CompatibleDevices1 : Furnace CompatibleDevices2 : Air Conditioner CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 192212058235 ExternallyAssignedProductIdentifier2 : 0192212058235 ExternallyAssignedProductIdentifier3 : 00192212058235 GpsrSafetyAttestation : 1 IncludedComponents : air filters IsOemAuthorized : 1 ItemName : Aerostar 20x20x1 MERV 8 - 4 Count - High Efficiency Pleated HVAC, Furnace & Air Conditioner Filters - Removes Dust, Lint, Mold & Allergy-Causing Pollen ItemPackageDimensions_Height : 51.7652 centimeters ItemPackageDimensions_Length : 10.414 centimeters ItemPackageDimensions_Width : 51.308 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : replacement-household-furnace-filters Manufacturer : Filtration Group Material : Synthetic MinimumEfficiencyReportingValue : 8 ModelName : 20x20x1 MERV 8 4 Pack ModelNumber : 20x20x1 MERV 8 NumberOfItems : 1 OemEquivalentPartNumber : 20x20x1 MERV 8 4 Pack PackageLevel : unit PartNumber : 20x20x1 MERV 8 Pattern : Air Filter 20x20x1 ProductGrade : New ProductSiteLaunchDate : 2020-01-23T08:00:01.000Z Size : 19.8" x 19.8" x 0.8" Style : Standard SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 4 UnspscCode : 40161505 WarrantyDescription : One year. WebsiteShippingWeight : 1.179 kilograms