Specification Brand : Purewell BulletPoint1 : Replacement RO Membrane Filter for PW-RO Countertop RO System BulletPoint2 : 2-Stage Filtration - Purewell PW-RO countertop reverse osmosis system combines advanced carbon fiber and a 0.0001micron RO membrane to effectively eliminate over 1000 contaminants (99.99%). This includes chlorine, fluoride, lead, heavy metals, arsenic, chloramine, TDS, limescale, VOCs, and more. The ACF-1 alkaline filter adjusts the pH level, counteracting the acidic nature of RO water and supporting long-term health. BulletPoint3 : Advanced 100 Gallon Composite RO Membrane Filter - Utilizing a high-quality 0.0001 micron RO membrane, this filter removes 99.99% of over 1000 contaminants, including chlorine, lead, heavy metals, fluoride, mercury, VOCs, chloramine, arsenic, and more. BulletPoint4 : Quick & Simple Filter Replacement - Replacing the PR-1 RO membrane filter is straightforward, requiring just a simple twist. The twist-in design makes it easy to replace the filter without any tools. Remember to reset the filter life indicator after installing the new filter. BulletPoint5 : Extended Filter Life - It is recommended to replace the PR-1 composite filter every 12 months. However, the actual replacement interval depends on the quality of your feed water and your daily water consumption. Capacity : 4000 gallons CareInstructions : Not washable Color : White ExternalTestingCertification : NSF IncludedComponents : Filter*1 InstallationType : Countertop ItemName : Purewell PR-1 RO Membrane Filter Cartridge for PW-RO Countertop Reverse Osmosis System ItemPackageDimensions_Height : 12.5 inches ItemPackageDimensions_Length : 4.5 inches ItemPackageDimensions_Width : 4.5 inches ItemTypeKeyword : replacement-kitchen-countertop-water-filters Manufacturer : Purewell Material : Acrylonitrile Butadiene Styrene (ABS) ModelName : PR ModelNumber : PR NumberOfItems : 1 PowerSourceType : Manual ProductBenefit : Removes over 1000 contaminants including chlorine, fluoride, and heavy metals; adjusts pH level for alkaline water; easy to replace with a simple twist-in design. ProductDescription : Replacement RO Membrane Filter For Purewell Countertop Reverse Osmosis System ProductShelfLife : 6 months ProductSiteLaunchDate : 2024-07-13T03:29:34.187Z PurificationMethod1 : Activated Carbon PurificationMethod2 : Carbon Block Size : Large SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 40161502