Specification AirFilterConstruction : Pleated AirFilterConstruction1 : Pleated 100% Synthetic Electrostatic Media AirFilterConstruction2 : Wire Mesh AirFilterConstruction3 : Sturdy Double-Layer Cardboard Frame Brand : Honeywell BulletPoint1 : FC40R1003 Return Grille Filter BulletPoint2 : QTY - 1 Pack BulletPoint3 : Nominal Size: 20 x 20 x 4, Actual Size: 19 3/4 x 19 3/4 x 3 BulletPoint4 : Captures Particles down to .3 microns BulletPoint5 : High-Efficiency alternative to one-inch filter BulletPoint6 : Honeywell Filter MERV 8 Rating Color : Silver CommonApplications : Captures dust, lint,pollen, debris ,hair... CommonApplications1 : Allergen Reduction CommonApplications2 : High Strength CompatibleDevices : Honeywell FC40R1003 CompatibleDevices1 : Air Conditioner CompatibleDevices2 : Furnace CompatibleDevices3 : Heat Pump CompatibleDevices4 : Air Cleaner CompatibleDevices5 : HVAC System CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 085267217064 ExternallyAssignedProductIdentifier2 : 0085267217064 ExternallyAssignedProductIdentifier3 : 00085267217064 IncludedComponents : Air Filters ItemDisplayDimensions_Height : 50 centimeters ItemDisplayDimensions_Width : 100 centimeters ItemDisplayWeight : 0.75 pounds ItemName : Honeywell Return Grille Replacement Filter FC40R1003 20" x 20" ItemPackageDimensions_Height : 50.546 centimeters ItemPackageDimensions_Length : 16.002 centimeters ItemPackageDimensions_Width : 50.292 centimeters ItemPackageQuantity : 2 ItemTypeKeyword : replacement-furnace-filters Manufacturer : Honeywell Material : Fiberglass Material1 : Plastic Material2 : Aluminum Material3 : Polypropylene MinimumEfficiencyReportingValue : 8 ModelName : AFB10x30x1M8pk1 ModelNumber : FC40R1003 NumberOfItems : 1 PackageLevel : unit PartNumber : FC40R1003 Pattern : Electrostatic ProductDescription : The FC40R features a special design that allows it to fit in the same space as a standard 1" return grille filter, while offering filtration up to forty times more effective (versus 1" fiberglass filters). This filter will clean your air down to 0.3 microns, trap dust, pet dander, pollen, mold, bacteria and other allergens. The Honeywell FC4 Series replaces older model number F35R Series Filters. This filter should be replaced at least once per year for maximum efficiency. Filter life based on air quality. ProductGrade : new ProductSiteLaunchDate : 2010-09-08T23:38:55.947Z RegulatoryComplianceCertification : R37912 Size : 1 Count (Pack of 1) Style : 10x30x1 SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 40161505 WarrantyDescription : Defective items and products that were shipped incorrectly are subject to a refund or replacement on a case by case basis. Please contact our customer support team for more information if you experience any issues. WebsiteShippingWeight : 1.021 kilograms