Specification Brand : Sunluway BulletPoint1 : Perfect Compatibility: The replacement for Nature2 Express Mineral Cartridge W28175 is perfectly compatible with all Express units, replacement part # W28175, W20171, W20080, W26775. And also works well with Nature2 Express vessels, and Express IG / AG Cartridge. Available for all sizes of above-ground or in-ground pools up to 30,000 gallons. Each part is manufactured to meet and exceed OEM standards to provide the most reliable replacement parts that last for years. BulletPoint2 : Crystal Clear Water & Less ChIorine: With Advanced Controlled Release Technology, this mineral cartridge replacement will release natural silver and copper ions improve swimming pool water, make pool water cleaner, clearer, and safer, and stabilize pH levels.This proven system allows you to reduce chlorine use in your pool by up to 50%, resulting in less potential for stinging eyes, skin irritation, and unpleasant less chemicals.Enjoy the natural pool with your family and friends in pool season BulletPoint3 : Premium Material: The mineral cartridge replacement part is made of proven mineral ingredients with premium PVC material which is corrosion-resistant and anti-impacted for long-lasting use. Reduce the need to frequently add harsh chemicals. It works by harnessing the properties of natural minerals, which means fewer harsh chemicals in your pool. BulletPoint4 : Hassle-Free Installation: When it comes to installing this Mineral Cartridge, it only takes a few minutes to install. Simply turn off your pool pump remove the old cartridge from your and directly replace it with your new cartridge and THAT IT! Support continuous use of the cartridge for up to 6 months for pool season. Be good to yourself and get cleaner, clearer, softer water with W28175 Replacement Mineral Cartridge for Nature2. BulletPoint5 : 100% Satisfaction Guarantee: If you are not 100% satisfied with this W28175 Replacement Mineral Cartridge for Nature2, please simply return it for a full refund in 30 days. Premium Support & 12-Month Warranty. Capacity : 20 gallons Color : Blue ExternallyAssignedProductIdentifier1 : 041205674375 ExternallyAssignedProductIdentifier2 : 0041205674375 ExternallyAssignedProductIdentifier3 : 00041205674375 ExternalTestingCertification : CE ExternalTestingCertification1 : ANSI ExternalTestingCertification2 : NSF ItemDisplayDimensions_Diameter : 8.5 inches ItemDisplayDimensions_Length : 9.65 inches ItemDisplayDimensions_Width : 7.5 inches ItemDisplayWeight : 2.64 pounds ItemName : Replacement for Nature2 Express Mineral Cartridge W28175 for In-Ground & above-Ground Pools Up to 30,000 Gallons, Replace for W26775, W20171, W20176,W20080, W20086 ItemPackageDimensions_Height : 19.2024 centimeters ItemPackageDimensions_Length : 12.0904 centimeters ItemPackageDimensions_Width : 12.192 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : swimming-pool-cartridge-filter-inserts ItemTypeName : SSY-W28175 Manufacturer : Sunluway Material : Polyvinyl Chloride ModelName : SSY-W28175 ModelNumber : SSY-W28175 NumberOfBoxes : 2 NumberOfItems : 1 PartNumber : SSY PowerSourceType : manual ProductDescription : ... ProductSiteLaunchDate : 2024-05-10T07:12:19.428Z Size : 2 Packs Style : fashion SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 Voltage : 1 volts