Collection: RO Water Filters
Reverse Osmosis Water Filters for Pure Drinking Water
Tap water can contain dissolved solids, chlorine, heavy metals, and other contaminants that affect water quality.
Reverse osmosis (RO) water filters use advanced multi-stage filtration to remove impurities and deliver purified drinking water.
These systems are designed to provide high-quality filtered water for drinking, cooking, and everyday kitchen use.
RO filtration technology helps reduce contaminants such as lead, chlorine, fluoride, and other dissolved solids while improving water taste and clarity.
Many households combine RO filtration with Whole House Water Filters or Under Sink Water Filters to create a complete home water filtration system.
Explore reliable RO filtration systems designed for modern homes seeking clean, safe drinking water.
Better Water for Everyday Life
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ULP-4040, 4040 ULP Membrane for Ultra Low Pressure Commercial Membrane, 2600GPD, TDS≤ 2000 ppm, Salt Rejection 99.3%, for Surfacewater, Groundwater, Tap and Municipal Water, NSF Certified
Regular price $169.58Regular price -
Premier Whole House Water Filter Cartridge: Bone Char for Fluoride Removal 4.5" x 20" Compatible with Big Blue 20" Housing
Regular price $174.32Regular price -
51300C Filters, Replacement for Elkay 51300C EWF3000 Filter By NSF/ANSI 42 Certified,Compatible with Ezh2o Filter Replacement Bottle Stations, High Capacity 3000 Gallon (No Chip) 3 Packs
Regular price $159.98Regular price -
Waterdrop RF15W-UF Water Filter Replacement for Waterdrop 15UAW-UF/15UBW-UF | 0.01 μm Under Sink Water Filter, Reduces Lead, Chlorine, Bad Taste & Odor, 2 Years
Regular price $63.98Regular price -
VIPHASES 6-Stage 0 TDS Water Filter Cartridge for Zero Pitchers, 6-Pack | 99.99% impurity removal. High-efficiency 6-pack replacement refills fit ZR-001, ZR-017, ZR-004, and more.
Regular price $110.38Regular price -
Waterdrop T4-A Alkaline Mineral Tankless Reverse Osmosis System, Dual Flow | NSF/ANSI 372 Certified, 10-Stage, 450 GPD Under-Sink RO Filtration System, 2:1 Pure to Drain, BPA Free, Plug-in required
Regular price $415.98Regular price -
Flow-Pur 10 IN Single Stage System with 5 Micron Carbon Block Filter, Reduce Bad Taste and Odor, Optimize Water Purification, Improve Liquid Quality for Consumption
Regular price $93.26Regular price -
Waterdrop AP13 Under Sink Water Filter and Refrigerator Water Filter 2-in-1 | Reduce PFOA/PFOS, NSF/ANSI 42 Certified, No Drilling Required, Inline Water Filter System for Refrigerator and Undersink
Regular price $108.78Regular price -
Pureal PPF-1700 Under Sink Water Filter Replacement Cartridge, 17 Inch | NSF/ANSI 42 & 372 Certified. Reduces PFAS, Lead, Chlorine & Odor. 20,000-Gallon Capacity. Long-Lasting Filter. Made in Korea.
Regular price $73.58Regular price -
ICEPURE 1 Micron 20" x 2.5" Whole House PFOA/PFOS Activated Carbon Water Filter Cartridge Replacement for C1-20, EP-20, HX-CB-25-2010, F3WCB32, CTO20, Pack of 1
Regular price $95.98Regular price -
Waterdrop UA-5Y 5-Year Under Sink Water Filter System, Ultra Long Life | Reduces Lead, Chlorine, Bad Taste & Odor, Water Filter for Sink Faucet Connects Directly to Your Faucet
Regular price $151.98Regular price -
ICEPURE 5 Micron 10" x 4.5" Whole House Sediment Activated Carbon and Anti Scale Water Filter Compatible with GE FXHTC, GXWH40L, Whirlpool WHKF-GD25BB GXWH35F Dupont WFHD13001 RFC-BBSA W50PEHD, 2PACK
Regular price $64.78Regular price -
Mist Under Sink Water Filter Replacement for MFS092 Under Sink Filtration Systems, Replaces MFS092, Compatible with WFS5300A, WFC5300A,NSF/ANSI 42 Certified, 20,000 Gallon.…
Regular price $44.93Regular price -
Waterdrop RF17W-UF Water Filter Replacement for Waterdrop 17UBW-UF | 0.01 μm Under Sink Water Filter, Reduces Lead, Chlorine, Bad Taste & Odor, 3 Years
Regular price $79.98Regular price -
Waterdrop RF15 Water Filter Replacement for Waterdrop 15UA/15UB/15UC | Reduces PFOA/PFOS, PFAS, Lead, Chlorine, Bad Taste & Odor, Under Sink Water Filter, NSF/ANSI 42 Certified, 2 Years
Regular price $57.58Regular price -
Waterdrop T3-M Remineralization Reverse Osmosis Water Filter, 450 GPD | NSF/ANSI 372 Certified, 9-Stage Tankless RO System, Tankless RO Water Filtration System, 2:1 Pure to Drain, Plug-in Required
Regular price $351.98Regular price -
Waterdrop BS13 Under Sink Water Filtration System with Dedicated Faucet | Reduces PFAS, PFOA/PFOS, Chlorine, Bad Taste & Odor, NSF/ANSI 42 Certified, 6 Stage Stainless Steel, No Drilling Required
Regular price $108.78Regular price -
Mist Under Sink Water Filter, 20,000 Gallon, Reduces PFAS, PFOA/PFOS, Lead, Chlorine, Bad Taste & Odor, Under Counter Water Filter System, Direct Connect to Kitchen Faucet, NSF/ANSI 42 Certified
Regular price $97.58Regular price -
Waterdrop RF17-UF Water Filter Replacement for 17UA/17UA-UF/17UB/17UB-UF | Reduces Lead, Chlorine, Bad Taste & Odor, 0.01 μm Under Sink Water Filter, 3 Years
Regular price $79.98Regular price -
AQUA CREST GXRLQR Filter Replacement for GE GXRLQR, NSF/ANSI 401 | Compatible with GE SmartWater Twist and Lock In-Line GXRLQR Water Filter, Reduces PFAS, PFOA/PFOS
Regular price $44.78Regular price -
Flow-Pur Standard 10", 10 Micron, 2-Pack Sediment Filter Kit, Fits Most Standard Ten Inch Housings, Filters Sediment, Reduces Foreign Material that affects Taste and Appearance
Regular price $44.94Regular price -
AQUA CREST 5KDC-F Water Filter Replacement for Waterdrop 5KDC Filter System | Reduces PFAS, PFOA/PFOS, Chlorine, NSF/ANSI Tested 5K Gallons Ultra High Capacity (No Tube), Under Sink Water Filter System
Regular price $44.77Regular price -
Waterdrop UVF2 Cooler Filter Replacement for Brio® NFMPP5M, 4 Pack | Compatible with Brio®2 Stage Water Filter Replacement, UVF2 Series Models of Brio® Bottleless Water Cooler Dispenser
Regular price $148.78Regular price -
Waterdrop AS13 Under Sink Water Filter System, Reduces Lead, Chlorine | Reduces Bad Taste & Odor, PFAS, NSF/ANSI 42, No Drilling Required, 6 Stage Stainless Steel Under Sink Water Filtration System
Regular price $108.27Regular price -
Waterdrop G5P500A Reverse Osmosis System, 8-Stage RO Filtration, Alkaline | NSF/ANSI 58 & 372 Certified, Alkaline Mineral pH+, Tankless RO Water Filter, 500 GPD, 2:1 Pure to Drain, Reduce TDS
Regular price $367.98Regular price -
Waterdrop RF15-UF Water Filter Replacement for WD-15UA-UF/15UB-UF/15UC-UF | Reduces Lead, Chlorine, Bad Taste & Odor, 0.01 μm Under Sink Water Filter, 2 Years
Regular price $63.98Regular price -
Waterdrop BS08 Under Sink Water Filtration System with Dedicated Faucet | Reduces Chlorine, Heavy Metals, Bad Taste & Odor, Stainless Steel Water Filter System, NSF/ANSI 42 Certified, 1 Year
Regular price $143.98Regular price -
Crystal Quest Countertop Water Filter System – 8-Stage Triple Fluoride Plus Filtration for Kitchen Faucets, Removes Chlorine, Heavy Metals & VOCs, Long-Lasting 10,000-Gallon Faucet Filter
Regular price $276.48Regular price -
Waterdrop G5P700A Alkaline Mineral Reverse Osmosis Water Filter, 700 GPD | NSF/ANSI 58 & 372 Certified, 8-Stage RO Water Filtration System, 2:1 Pure to Drain, Tankless RO System with Smart LED Faucet
Regular price $495.98Regular price -
TW30-4040, Filmtec TW30 4040 for DOW Filmtec Membrane Replacement, 2400 GPD, Desalination Rate 99.5%, TDS≤5000PPM, Membrane TW30-4040 for Desalination, Commercial, Industrial
Regular price $169.58Regular price -
Waterdrop 15UA Under Sink Water Filter System, 19000 Gallons, 2 Years | Reduces Lead, Chlorine, Bad Taste & Odor, Under Counter Water Filter Connects Directly to Your Faucet, NSF/ANSI 42 Certified
Regular price $86.38Regular price -
Waterdrop WF08 Water Filter Replacement for Waterdrop AS08/BS08/AMS08 | Reduces Chlorine, Lead, Heavy Metals, Bad Taste, 8000 Gallons, Under Sink Replacement Water Filter
Regular price $43.18Regular price -
Sloan 3000 Gallon Filter for DropSpot Bottle Filler FC3000R - 20 Pack, Certified NSF-42, NSF-53, and NSF-401 - Reduces Lead, Microplastic, Cyst, Chlorine, Particulate Class 1 and Odor
Regular price $2,625.90Regular price -
Fluoride Countertop Water Filter System
Regular price $455.52Regular price -
XLP-4040, XLP 4040 Membrane for Extreme Low Pressure Commercial Membrane, Salt Rejection 99%, 2300GPD, TDS≤1000ppm, 4040 XLP Membrane Good for Municipal Tap Water/Low-TDS Groundwater
Regular price $169.58Regular price -
BW-4040, 4" x 40" RO Membrane for Desalination of Brackish Water, 99.5% Desalination Rate, 2400 GPD, 2000-5000PPM, BW-4040 Reverse Osmosis Membrane for Groundwater, Municipal, NSF Certified
Regular price $148.78Regular price
See the Difference in Your Water — Instantly
Hard water, chlorine, and hidden contaminants can affect your health, skin, and appliances.
Our advanced filtration system removes impurities and delivers clean, safe water throughout your entire home.
Feel the difference in every drop — from your kitchen to your shower.
Experience the difference clean, softened water makes in your daily life — from healthier skin to better tasting drinking water.
👉 Softer skin and smoother hair with every shower.
👉 Prevent scale buildup and keep your appliances running efficiently.
👉 Softer, brighter clothes that last longer with every wash.
FAQ
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Water Filtration & Home Water Guide
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Choosing the right water softener size starts with your household water usage and water hardness. Learn how grain capacity works, calculate your daily softening needs, and determine whether a 32,000,...
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Concerned about PFAS in your drinking water? Learn how PFAS filtration works, which technologies can help reduce forever chemicals, and what certifications and performance factors to check before choosing a...
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Concerned about PFAS in your drinking water? Learn how PFAS filtration works, which technologies can help reduce forever chemicals, and what certifications and performance factors to check before choosing a...
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