filter 20 Inches 3 Stages water filter Water Refilling Station Home Water Purification Replacement Filter

20 inch water filterStandard dimensions: 20" x 2.5"Fits: most Reverse Osmosis unitsFilter Life: 4500-5000 gallons. Replace 2 - 3 times a year, depending on the water quality and usagePackage contains: 1 x PP Sediment Filter, 1 x GAC Granular Activated Carbon Filter; 1 x CTO Carbon Block Filter1st stage(Sediment) - for removal of solid particles like dust ,rust,sand and other impurities. last up to 3-6 mos. One micron and five microns are shipped randomly.Same effect2nd stage(Granulated Activated Carbon- GAC) - For absorption of chlorine,taste,and odor -improves the turbidity of water last up to 6-8 mos. 3rd stages(Carbon Block- CTO) -Combination of 2nd stage and 1st stage. -for improvement of taste up to 3-6 mos.Our store has a video record of the entire packaging process. If you have any questions after receiving the package, please contact customer service.