Specification Brand : Cryspool BulletPoint : Air Button, Balboa Water Group/GG, 1-5/16" Hole Size, White. BulletPoint1 : 【SIZE】Length: 5" ; Outer Dimension: 7 3/4" ; Top/Bottom: 4 3/4". BulletPoint2 : 【COMPATIBLE MODELS】Compatible with FC-2812, Sundance 6540-502, Throwaway Absorbtion Filter, Sundance Spas 850 & 780 Series. Note: The manufacturer’s name and part number have been used for reference purposes only. CRYSPOOL is an independent brand. BulletPoint3 : 【QUALIFIED MATERIAL】The advanced material of PP is utilized. Cutting-edge technologies make the capacity higher than common point-bond fabric. It makes water filtration more thoroughly and service life longer. BulletPoint4 : 【EASY CLEANING】The Improved Trilobal Fabric Filter Structure enables the deep penetration of impurities into filter pleats when we wash it, the filter is a totally brand-new one after cleaning. It’s recommended to clean the filter when the pressure gauge reaches the predetermined value, so as to take full advantage of its performance. BulletPoint5 : 【GOOD CHOICE FOR FILTERS】With our qualified material, end caps as well as pleats, the filters are easy to clean, strong to filter, sturdy to hold in position. If cleaned regularly more often, its service life can be largely enhanced, the water usage will also be largely minimized. Color : black CustomerPackageType : Standard Packaging ExteriorFinish : Brass ExternallyAssignedProductIdentifier1 : 0753610464020 ExternallyAssignedProductIdentifier2 : 753610464020 ExternallyAssignedProductIdentifier3 : 767615217307 ExternallyAssignedProductIdentifier4 : 0084406698795 ExternallyAssignedProductIdentifier5 : 0767615217307 ExternallyAssignedProductIdentifier6 : 0610377041218 ExternallyAssignedProductIdentifier7 : 00610377041218 ExternallyAssignedProductIdentifier8 : 00084406698795 IncludedComponents : Includes : 1 x Hayward SPX3000M Basket Replacement ItemDisplayDimensions_Height : 5.8 inches ItemDisplayDimensions_Length : 8.5 inches ItemDisplayDimensions_Width : 5.8 inches ItemDisplayWeight : 1 pounds ItemName : Cryspool® S502 Filter Compatible with Sundance 6540-502, 850 & 780 Series, Throwaway Absorbtion Filter, FC-2812, Spa Filter Cartridge, 2 Pack ItemPackageDimensions_Height : 28.0924 centimeters ItemPackageDimensions_Length : 20.701 centimeters ItemPackageDimensions_Width : 21.0058 centimeters ItemPackageQuantity : 2 ItemShape : Rectangular ItemTypeKeyword : swimming-pool-and-spa-replacement-parts Manufacturer : Cryspool ManufacturerGrade : Grade 2 Material : Sand MaximumCurrent : 60 amps MetalType : Brass ModelNumber : CP-S502 NumberOfItems : 1 NumberOfPieces : 10 PackageLevel : unit PartNumber : CP-S502 ProductDescription : Spa Filter Compatible with FC-2812, Sundance 6540-502, Throwaway Absorbtion Filter, 2 Pack ProductSiteLaunchDate : 2008-08-27T14:03:55-00:00 Scent : Anchor Bolt Size : 1 Pack Style : Above Ground SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 4 Voltage : 240 volts