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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Watts Premier H2O-F17 Pure H2O GAC Carbon Filter Replacement for H2O-DWGC100, H2O-DWGC101, H2O-DWRO300 Under Counter Water Filtration Systems, Push Button Design
Regular price $55.79Regular price -
Watts Pure H2O Carbon Block Replacement Filter For Under Sink
Regular price $41.99Regular price -
AO Smith 2.5"x10" 20 Micron Sediment Water Filter Replacement Cartridge - 2 Pack - For Whole House Filtration Systems - AO-WH-PRE-RP2
Regular price $22.39Regular price -
Watts Premier H2O-F14 Pure H2O 5-Micron Sediment Water Filter Replacement for H2O-DWCB200 and H2O-DWUF300 Under Counter Water Filtration Systems, Push Button Design
Regular price $55.80Regular price -
Pentair OMNIFilter TO8 Carbon Water Filter, 10" Heavy Duty Big Blue Whole House Granular Carbon Taste & Odor Replacement Filter Cartridge, 10" x 4.5", 25 Micron
Regular price $58.51Regular price -
Pentair OMNIFilter TO8-20 Carbon Water Filter, 20" Heavy Duty Big Blue Whole House Granular Carbon Taste & Odor Replacement Filter Cartridge, 20" x 4.5", 25 Micron
Regular price $96.42Regular price -
ERO 5 pc Reverse Osmosis Filters Yearly Set, 5 Stage Reverse Osmosis Water Filter, Under Sink RO Water Filtration System Kit, Compatible with Most 10" RO System, Water Filter Wrench Included
Regular price $93.79Regular price -
PUREPLUS 5 Micron 10" x 4.5" Whole House Activated Carbon Water Filter, Enhanced Lead Removal Carbon Replacement Cartridge, Compatible with GE GXWH40L, GXWH35F, BB10, FXHTC, FC15B, CTO10BB-CQB, 3PACK
Regular price $134.39Regular price -
PUREPLUS Coconut Shell Water Filter Cartridge | Activated Carbon Block CTO | Universal Whole House 5 Micron 10 inch Cartridge | Compatible with WFHDC8001, CB-BB-10, EPM, EP-BB, 3Pack
Regular price $83.29Regular price -
AO Smith Reverse Osmosis Water Filter Replacement Cartridges - Carbon Replacement Filters for AOS-HERO RO Filtration Systems - Reduce Chlorine & Other Contaminants from Drinking Water - AOS-HERO-S1S3
Regular price $126.00Regular price -
PUREPLUS 5 Micron 10" x 4.5" Whole House PFAS Removal Replacement Water Filter, Coconut Shell Activated Carbon Filter, Compatible with WFHDC8001, GXWH40L, GXWH35F, CB-BB-10, CTO10BB, 1 PACK
Regular price $69.99Regular price -
AQUA CREST 3US-AF01 Under Sink Water Filter, Replacement for Standard Filtrete® 3US-AF01, 3US-AS01, Aqua-Pure AP Easy C-CS-FF, WHCF-SRC, WHCF-SUFC, WHCF-SUF, NSF/ANSI 42 Certified, 3 Pack
Regular price $53.19Regular price -
Pentair Everpure H-300 Drinking Water System, EV927076, NSF Certified to Reduce Lead, Includes Filter Head, Filter Cartridge, All Hardware and Connectors, 300 Gallon Capacity, 0.5 Micron
Regular price $718.16Regular price -
PUREPLUS 5 Micron 10" x 4.5" Whole House PFAS Removal Replacement Water Filter, Coconut Shell Activated Carbon Filter, Compatible with WFHDC8001, GXWH40L, GXWH35F, CB-BB-10, CTO10BB, 2 PACK
Regular price $125.99Regular price -
Watts Premier Annual RO Pure 6-Pack Filtration Kit for Zero/Pure Plus Reverse Osmosis System, Push Button Water Filter Replacement, 2 Sediment Filters, 2 Carbon Pre-Filters, 1 Post-Filter, Membrane
Regular price $227.23Regular price -
AQUA CREST H-300 Under Sink Water Filter, Replacement for Everpure H-300, H-300-NXT, 7CB5, EV9270-71, EV9270-72, EV9618-11, EV9855-50, EV9282-01, NSF/ANSI 42 Certified, 24000 Gallons, 2 Pack
Regular price $102.19Regular price -
Watts Premier Annual RO Pure Plus 6-Pack Filtration Kit for Zero/Pure Plus Reverse Osmosis System, Push Button Water Filter Replacement, 2 Sediment Filters, 2 Carbon Pre-Filters, VOC, Membrane
Regular price $167.59Regular price -
PUREPLUS 5 Micron 10" x 4.5" Whole House CTO Coconut Shell Activated Carbon Water Filter Replacement Cartridge for Dupont WFHDC8001, CB-BB-10, GE FXHTC, GXWH40L, GXWH35F, GNWH38S, CTO10BB, 2PACK
Regular price $71.37Regular price -
ICEPURE WFC5300A Under Sink Water Filter system, 3 Years or 22000 Gallons Ultra High Life, Replacement for ICEPURE WFS5300A Under Sink Water Filtration System, Removes Heavy Metals,Chlorine
Regular price $47.59Regular price -
Watts Premier Annual RO Pure Plus 5-Pack Filtration Kit for 4 Stage Pure Plus/Zero Pure Plus Reverse Osmosis System, Push Button Water Filter Replacement, 2 Sediment Filters, 2 Carbon Pre-Filters, VOC
Regular price $120.39Regular price -
Watts Premier Annual Pure UF-3 5-Pack Filter Kit for 3-Stage Ultra Filtration and RO Pure Reverse Osmosis System, Push Button, 2 Sediment Filters, 2 LVOC Carbon Filters, UF Membrane, WQA Certified
Regular price $183.27Regular price -
PUREPLUS 5 Micron 10" x 4.5" Whole House Coconut Shell Activated Carbon and KDF Water Filter, Heavy Metal Removal Replacement Water Filter, Compatible with GXWH40L, GXWH35F, BB10, CTO10BB-KDF, 3 PACK
Regular price $107.09Regular price -
Watts Premier RO 4-Pack Filter Kit for 4 Stage Pure Plus/Zero Plus Reverse Osmosis System, Push Button Water Filter Replacement, Sediment, Carbon Pre- & Post, and Membrane Variants Included
Regular price $126.80Regular price -
10" x 4.5" Whole House Coconut Shell Activated Carbon Water Filter Replacement Cartridge - Compatible with WFHDC8001, CB-BB-10, FXHTC, GXWH40L, GXWH35F, GNWH38S, CTO10BB - 1 Pack
Regular price $37.79Regular price -
Pentair Everpure H-300-NXT Quick-Change Filter Cartridge, EV927441, for Use in Everpure H-300-NXT Drinking Water Systems, 300 Gallon Capacity, 0.5 Micron
Regular price $274.55Regular price -
Watts Premier 105311 RO-4 RO-Pure UF3 Sediment Filter
Regular price $14.52Regular price -
PUREPLUS 5 Micron 10" x 4.5" Whole House Coconut Shell Activated Carbon and KDF Water Filter, Heavy Metal Removal Replacement Water Filter, Compatible with GXWH40L, GXWH35F, BB10, CTO10BB-KDF, 2 PACK
Regular price $83.29Regular price -
Waterspecialist 3US-PF01 3US-MAX-F01 Under Sink Water Filter, Replacement for Filtrete® 3US-PF01, 3US-MAX-F01H, Delta RP78702, Manitowoc K-00337, K-00338, HF20, HF25, HF27, NSF/ANSI 42, 2 Pack
Regular price $65.79Regular price -
PUREPLUS 5 Micron 10" x 4.5" Whole House Activated Carbon Water Filter, Enhanced Lead Removal Carbon Replacement Cartridge, Compatible with GE GXWH40L, GXWH35F, BB10, FXHTC, FC15B, CTO10BB-CQB, 2PACK
Regular price $111.99Regular price -
Watts Premier WP105381 VOC Filter RO Pure Plus Reverse Osmosis Water Filter Replacement Kit, 1 Count, Silver
Regular price $36.62Regular price -
PUREPLUS 3-Pack Whole House Water Filter Set – Includes 2 x CTO10BB Carbon Block Filters and 1 x CTO10BB-CQB Enhanced Lead Reduction Filter, Fits Standard 10" x 4.5" Filter Housings
Regular price $89.59Regular price -
Watts Premier Bi-Annual RO Pure Plus 2-Pack Filtration Kit for 4 Stage Pure Plus/Zero Pure Plus Reverse Osmosis System, Push Button Water Filter Replacement, Sediment Filter, Carbon Pre-Filter
Regular price $55.99Regular price -
PUREPLUS 10" x 4.5" Whole House Carbon Water Filter Combo Pack, CTO10BB + CTO10BB-KDF + CTO10BB-CQB, 5 Micron, Lead & Heavy Metal Reduction, Fits GE GXWH40L, DuPont WFHDC8001, 3-Pack
Regular price $96.31Regular price -
PUREPLUS 5 Micron 10" x 4.5" Whole House Coconut Shell Activated Carbon and KDF Water Filter, Heavy Metal Removal Replacement Water Filter, Compatible with GXWH40L, GXWH35F, BB10, CTO10BB-KDF, 1 PACK
Regular price $50.39Regular price -
Brondell RF-20 Water Filter Replacement for Circle, Sediment and Carbon Block, Under Sink Reverse Osmosis Filtration System, Lasts 6 Months
Regular price $111.99Regular price -
PUREPLUS 5 Micron 10"x4.5" Whole House Water Filter Replacement Bundle 3 Pack – 1× CTO Chlorine Taste Odor Reduction + 2× KDF Heavy Metal Filter – Fits Standard Housings GXWH40L, WFHDC8001, FXHTC
Regular price $89.59Regular 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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Water Softener Maintenance Guide: How to Keep Y...
Regular water softener maintenance can help improve efficiency, prevent common problems, and extend system life. Learn when to add salt, how to clean the brine tank, prevent salt bridges, check...
Water Softener Maintenance Guide: How to Keep Y...
Regular water softener maintenance can help improve efficiency, prevent common problems, and extend system life. Learn when to add salt, how to clean the brine tank, prevent salt bridges, check...
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What Size Water Softener Do I Need? How to Choo...
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,...
What Size Water Softener Do I Need? How to Choo...
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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Best Water Filters for PFAS: How to Reduce Fore...
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...
Best Water Filters for PFAS: How to Reduce Fore...
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...
