Specification Brand : Nordic Pure BulletPoint1 : Nominal Size: 15 x 20 x 1, Actual Size: 14 1/2 x 19 1/2 x 3/4 (14.5 x 19.5 x 0.75) BulletPoint2 : Measure your air filter for the exact size and compare it to our actual size to ensure proper fit. BulletPoint3 : Made with MERV rated synthetic poly blend pleated media BulletPoint4 : Nordic Pure recommends changing 1” air filters every 30-90 days BulletPoint5 : Made in the USA: Proudly manufactured in the USA, ensuring quality and supporting local production BulletPoint6 : Exceptional filtration captures fine particles, including coughs & sneezes, smog, and smoke particles, recommended for allergy and asthma sufferers. CompatibleDevices1 : Air Conditioner CompatibleDevices2 : Furnace CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 848224187141 ExternallyAssignedProductIdentifier2 : 0848224187141 ExternallyAssignedProductIdentifier3 : 00848224138020 IncludedComponents : air filters ItemName : Nordic Pure 15x20x1 (14 1/2 x 19 1/2 x 3/4) Pleated MERV 13 Air Filters 4 Pack ItemPackageDimensions_Height : 54.61 centimeters ItemPackageDimensions_Length : 12.7 centimeters ItemPackageDimensions_Width : 43.18 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : replacement-household-furnace-filters Manufacturer : Nordic Pure Material : Electrostatically Charged Synthetic Pleated Media MinimumEfficiencyReportingValue : 13 ModelName : MERV 13 ModelNumber : 15x20x1 NumberOfItems : 4 PackageLevel : unit PartNumber : 15x20x1M13-4 Pattern : 4 Pack ProductGrade : new ProductSiteLaunchDate : 2024-04-16T13:01:12.811Z Size : 4 Pack Style : MERV 13 SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 4 UnspscCode : 40161505 WebsiteShippingWeight : 1.361 kilograms