Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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Cartridge Filters for Water Treatments of 2025
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Best Choice1
Peak Products Pool and SpaPeak Products Freshwater Salt Replacement Cartridge (Single)
Key specs-
Outer Diameter:3.23 inches
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Length:8.11 inches
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Compatible Models:N/A
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Durability:N/A
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Cleaning:N/A
9.7Exceptional
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Value for Money2
Hardless NGReplacement Cartridge for Hardless NG4L Whole House Water Filter - Designed for Areas with Extra Hard Water, Making It Clean and Filtered, Easy Installation - 8-Month Capacity
9.6Exceptional
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3
DOULTONDOULTON W9240002 Specialty Replacement Filter / water treatment Cartridge
9.5Excellent
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4
Membrane SolutionsMembrane Solutions 5 Micron 10"x2.5" String Wound Whole House Water Filter Replacement Cartridge Universal Sediment Filters for Well Water - 6 Pack
20% Off9.4Excellent
Our Rating
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5
GEGE RPWFE Refrigerator Water Filter, Genuine Replacement Filter, Certified to Reduce Lead, Sulfur, and 50+ Other Impurities, Replace Every 6 Months for Best Results, Pack of 1
9.3Excellent
Our Rating
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6
OptiPure Ice Machine TreatmentIce-O-Matic IOMQ Replacement Retro Cartridge (OPTIPURE OEM)
10% Off9.1Excellent
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7
Better Home Water TreatmentUltima Universal Reverse Osmosis Membrane, Water Filter System Replacement Cartridge for Undercounter and Undersink Filter (50 GPD)
9.0Excellent
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8
Hardless NGReplacement Cartridge for Hardless NG4 Whole House Water Filter - Designed for Areas with Hard Water, Making It Clean and Filtered, Easy Installation - 6-Month Capacity
8.7Very Good
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9
AquaboonAquaboon 5 Micron Pleated Sediment Water Filter 10 x 4.5 Cartridge - Whole House Water Filter Replacement - Whole House Water Filters Cartridges Compatible with Well Filters FXHSC, R50-BBSA, 4-Pack
8.6Very Good
Our Rating
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10
RonaquaHigh Capacity Wound String 5 Micron Sediment Water Filter Cartridge 10” x 4.5” Removes Sand, Dirt, Silt, Rust, Extended Filter Life Compatible with 355215-45, 84637, PC10, WP1097P, WPX597P (4 Pack)
8.5Good
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