Specification Brand : E-cowlboy BulletPoint1 : Great Compatibility — Perfectly compatible with All Zodiac Nature2 Express Vessel W20176 W20171 W20086 W20080 for all sizes In-ground and Above-ground pools up to 30,000 gallons. Each part is manufactured to meets or exceeds OEM specifications, precision-engineered and tested to provide reliable replacement for W26775 W28175. BulletPoint2 : Perfect Design — This nature-friendly, high-efficiency, reliable and low maintenance technology produces wonderfully cleaner, clearer, safer and softer pool water that is pure, fresh, and gently soothing with less chemicals. Save your money and time, improve the water quality and swimming experience for you, your family and your friends. BulletPoint3 : Special Features — Reduces the need to frequently add heavy chemicals. Reduce the need of chlorine up to 50%. Reduces potential for unpleasant odors and eye or skin irritation. Easy water balancing and maintaining and will not damage your pool equipment. Easy to use and install in minutes. Cartridge replacement every six months is recommended for optimal performance. BulletPoint4 : Superior Quality — Advanced natural minerals and ceramic particles with premium grade CNC machined reinforced PVC housing, strength and durability, anti-impact and anti-deformation, anti-corrosion and aging resistance, all-weather performance and long-lasting reliability. BulletPoint5 : 100% Satisfaction Guarantee — If you're not 100% satisfied with our cartridges, simply return it for a full refund in 30 days. Support 12 months’ Warranty. Professional & Sincere Service allows you to take no risks to purchase in E-cowlboy! BulletPoint6 : 【Longer Life with Sturdy Core】Premium pleated fabric is durable in the harshest conditions. Even with significant contaminant buildup, our pool filter 178585 are designed to maintain maximum flow rates throughout the season. Filter service life is around 1-2 years with proper maintenance. Color : White CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 0742259625947 ExternallyAssignedProductIdentifier2 : 742259625947 ExternalTestingCertification : NSF ItemDisplayDimensions_Depth : 17.38 inches ItemDisplayDimensions_Diameter : 8.94 inches ItemDisplayDimensions_Height : 8.94 inches ItemDisplayDimensions_Length : 17.38 inches ItemDisplayDimensions_Width : 8.94 inches ItemDisplayWeight : 4.8 pounds ItemName : W28175 W26775 Replacement For Zodiac Nature2 Express Mineral Cartridge Sanitizer Vessel W20176 W20171 W20086 W20080 In-Ground & Above-Ground Pools Up to 30,000 Gallons Controlled Release Technology ItemPackageDimensions_Height : 19.5072 centimeters ItemPackageDimensions_Length : 12.2936 centimeters ItemPackageDimensions_Width : 12.3952 centimeters ItemPackageQuantity : 4 ItemShape : Round ItemTypeKeyword : swimming-pool-cartridge-filters ItemTypeName : Mineral Cartridge Manufacturer : E-cowlboy Material : Carbon Fiber ModelName : Mineral Cartridge ModelNumber : EC - W28175/W26775 NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : EC - W28175/W26775 PowerSourceType : manual ProductBenefit : Keeps your water clean and clear so you can spend more time enjoying your pool or spa. ProductDescription : Great Compatibility — Perfectly compatible with All Zodiac Nature2 Express Vessel W20176 W20171 W20086 W20080 for all sizes In-ground and Above-ground pools up to 30,000 gallons. Each part is manufactured to meets or exceeds OEM specifications, precision-engineered and tested to provide reliable replacement for W26775 W28175. ProductSiteLaunchDate : 2015-08-27T00:39:02.348Z Size : 4 Pack StreetDate : 2022-04-01T00:00:01Z Style : New Version SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable UnitCount : 1