Specification Brand : Wonderfil Filters BulletPoint1 : Compatibility: 20x25x4 Fits most standard HVAC, Furnace and Heat Pump systems, making it a versatile choice for homeowners. BulletPoint2 : Superior Filtration: Captures particles as small as 0.3 microns, including smoke, bacteria, and viruses, along with pollen and dust. BulletPoint3 : Installation & Longevity: Simple to replace typically with minimal tools required, ensuring hassle-free maintenance. Lasts up to 3 months under normal conditions BulletPoint4 : Cost-Effective: Affordable option for enhancing air quality without breaking the bank. BulletPoint5 : Proudly American: Proudly produced entirely in the USA, supporting local jobs and the economy. Color : White & Blue CompatibleDevices1 : Air Conditioner CompatibleDevices2 : Furnace ExternallyAssignedProductIdentifier1 : 0810188378323 ExternallyAssignedProductIdentifier2 : 810188378323 ItemName : 20x25x4 MERV 13 (4 Pack) | Wonderfil Filters | Pleated HVAC Design | Perfect Fit for AC & Furnace Systems | Actual Size: 19.38" x 24.38" x 4.63" ItemPackageDimensions_Height : 20 inches ItemPackageDimensions_Length : 25 inches ItemPackageDimensions_Width : 11 inches ItemPackageQuantity : 12 ItemTypeKeyword : replacement-household-furnace-filters Manufacturer : Wonderfil Material : Polyester MinimumEfficiencyReportingValue : 13 NumberOfItems : 4 PackageLevel : unit PartNumber : AF20X25X4M13P4 ProductDescription : Enhance your indoor air quality with our 20x25x4 MERV 13 air filter. Designed to capture dust, pollen, and pet dander, this filter effectively improves airflow while protecting your HVAC system. With a balance of efficiency and durability, it’s ideal for residential use, ensuring your home remains fresh and comfortable. Easy to install and maintain, this filter is a smart choice for healthier living. ProductGrade : lightly used ProductSiteLaunchDate : 2025-05-05T07:00:00.000Z Size : 20x25x4 UnitCount : 4 UnspscCode : 40161505