Top 10 Best carbon water filter in 2026

Last Updated - 6/22/2026

🏆Best Choice

iSpring

iSpring FT15 NSF Certified 5th Stage Inline Post Carbon Water Filter, Replacement Cartridge with 1/4" Quick Connect for Refrigerator, Ice Maker, RO Reverse Osmosis Water Filtration System

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•HIGH-QUALITY FILTRATION - 10” x 2” post-carbon filter replacement cartridge, individually wrapped to maintain freshness, with 1/4” quick-connect fittings for easy installation.
•VERSATILE COMPATIBILITY - Designed as the 5th stage in iSpring RO systems but also works with refrigerators, ice makers, coffee machines, water coolers, and more.
•IMPROVED WATER QUALITY - Effectively removes chlorine, unpleasant tastes, and odors, ensuring clean and great-tasting drinking water.
•EASY INSTALLATION - Updated FT15 post-carbon filter features a secure push-fit quick connection for hassle-free replacement. Refer to the user manual or contact support if needed.
•LONG-LASTING PERFORMANCE - Depending on water usage and quality, this filter should be replaced approximately every 12 months for optimal performance.

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$18.99

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PUREPLUS

PUREPLUS 5 Micron 10" x 4.5" Whole House Sediment and Carbon Water Filter Replacement Cartridge for GE FXHTC, GXWH40L, GXWH35F, GNWH38S, Culligan RFC-BBSA, WRC25HD, PP10BB-CC, Pentek RFC-BB, 2Pack

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•❄️ Recognized Certification - Food Grade Material Meets European EC1935-2004 Regulations, Australia Water Mark, REACH, BPA FREE Certified. The filter reduces up to 99% of Chlorine, sand, rust, sediment, color. This kind of filter is recommended for tap water filtration. ❄️If your water source is well water, this filter may not achieve the filtering effect you expect. Check out our another product. Search “B01N9024NF” for well water filtration.
•❄️ Multi-Layer Density Tech - The whole house water filter is designed with density three PP layers and Coconut Shell Activated Carbon Layer to remove most contaminants and deliver great fresh water. The multi-layer density tech can capture impurities targetedly and have 30% longer service life than the other common type.
•❄️ High Capacity - The filter can filter up to 30000 gallons depending on water quality. Suggest to replace it every 3- 6 months for the average household for optimal performance depending on the use. Let it bring a wonderful cleaner water experience to your loved ones.
•❄️ Compatible Models - PUREPLUS whole house carbon water filter is premium replacement for any standard 10inch X 4.5inch pre-filtration filter models including GXWH35F, WRC25HD, GXWH40L, GXWH30C, GXWH38F, GNQH38S, GE FXHTC WRC25HD,WHKF-WHPCBB, RFC-BB and RFC-BB, WFHD13001, 4WH-HDGR-F01. The ge whole house water filter is compatible with any standard 10" x 4.5" heavy duty filter housing and most systems with 9.75" x 4.5" filters.
•❄️ Why PUREPLUS - PUREPLUS has 20 years of expertise and 200 patents in the water filtration industry. Every year it provides filtration solutions to more than 200 million American households, our filters use advanced filtration technology to ensure high quality water. Trust us, make PUREPLUS your solution.
•❄️ Strict Quality Control - All products are produced under the ISO9001, 14000 standard and inspected under strict quality control. Each filter is produced through 34 production processes, 400PSI pressure test, 10,000 water hammer tests, and 6 independent tests.
•❄️ Easy to Install - Delicate design to fit the original brand. Easy to install and operate.
•❄️ Cost-Effective - PUREPLUS is the most cost-effective brand. It sells 600 million filters in America every year, and can provide you with the best filtration performance at a more reasonable price.
•❄️ No Leakage - PUREPLUS 5 micron water filters have been manufactured to the exact designs and specifications as the original brand name filter to ensure perfect compatibility.
•❄️ About TDS - Our water filter whole house do not lower the TDS value because it filters out harmful substances while keeping beneficial minerals.

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$30.99

$39.99

-23%

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ICEPURE

ICEPURE 1 Micron 2.5" x 10" Whole House CTO Carbon Sediment Water Filter Cartridge Compatible with DuPont WFPFC8002, WFPFC9001, SCWH-5, WHCF-WHWC, WHCF-WHWC, FXWTC, CBC-10, RO Unit, Pack of 4

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•NSF/ANSI 42 Certified - This filter has passed the IAMPO NSF/ANSI 42, ensuring it effectively reduces chlorine taste and odor from your drinking water. Enjoy cleaner, fresher water with every sip, thanks to this trusted filtration standard.
•Superior Material - Most ICEPURE water filters meet European EC1935-2004 Regulations, Australian Water Mark, and BPA FREE. This kind of filter is recommended for tap water filtration. If your water source is well water, this filter may not achieve the filtering effect that you expect, because well water contains large particles such as mud and sands which may clog the filter in shorter time.
•Efficient Filtration - This filter is made with innovative Sintering Technology, which helps to remove 99% of chlorine, taste and odor. This filter can remove finer particles and sediment. Delivering cleaner water that tastes great, and providing a wonderful drinking experience for your whole family. This filter has a life span of up to 13000 gallons depending on your water quality. For optimum performance, we recommended you change filter every 6 months based on water quality.
•High Standards - ICEPURE water filters use US technology and teams. The ICEPURE brand has high requirements for products, and every product that is manufactured must go through 5 inspection and testing stages，ensuring that every product meets our high expectations.
•Compatible Models - This filter can be used in any standard 10” x 2.5” RO Unit whole house filtration system, and is compatible with: DuPont WFPFC8002, WFPFC9001, SCWH-5, DWC30001, PFC8002, WFDWC30001, 46942, Whirlpool WHCF-WHWC, Pentek CBC-10, GE FXWTC, FX12P, GXWH20F, Culligan D-10A & D-10, Aquaboon CTO, Ace Hardware 84608, Apex IR-40, Cornelius COR10B1, COR10B5, EcoLab 9320-1002, CG5-10, DEV9108-15, Flotec TO1, PUREPLUS CTO10. ICEPURE is an independent brand.

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$26.99

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PUREPLUS

1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5, 4Pack

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•❄️【Authoritative Certifications】 - The filter is certified against NSF/ANSI 42 by IAPMO, filtering out 99% Chlorine, odor and improve water taste significantly. It also certified by European , Canadian CSA, BPA Free and Australian Water Mark. Only select products with authoritative certifications for your loved ones.
•❄️️【HIGH CAPACITY】 The CTO carbon filter can filter up to 13000 gallons depending on water quality. Suggest to replace it every 3- 6 months for the average household for optimal performance depending on the use. Let it bring a wonderful cleaner water experience to your loved ones.
•❄️️【COMPATIBLE FILTERS】 - The filter can be used in any standard 10” x2.5” RO Unit whole house filtration system and compatible with standard 10 inch X 2.5 inch filter models of DuPont WFPFC8002, WFPFC9001, SCWH-5, Whirlpool WHCF-WHWC, Pentek CBC-10, GE FXWTC, FX12P, GXWH20F, Culligan D-10A & D-10, Aquaboon CTO, Ace Hardware 84608, Apex IR-40, Cornelius COR10B1, COR10B5, Dupont DWC30001, PFC8002, WFDWC30001, WFPFC8002, WFPFC9001, 46942, EcoLab 9320-1002, Everpure CG5-10, DEV9108-15, Flotec TO1, ICEPURE CTO10.
•❄️️【 HIGHER QUALITY FILTRATION】 - Carbon is well known for its unique absorbing ability, a pound of carbon is able to provide up 125 acres of filtering surface area. Our RO carbon filter is made of 100% coconut shell activated carbon block to filter most sediments, Sintering Technology ensures high absorbing capacity offers a much finer filtration of suspended particles and dirt.
•❄️️【STRICT QUALITY CONTROL】 - All water filter home cartridge are produced under the ISO9001 standard and inspected under strict quality control. Each filter is produced through 34 production processes, 400PSI pressure test, 10,000 water hammer tests, and 6 independent tests.
•❄️【WHY PUREPLUS】PUREPLUS has 20 years of expertise and 200 patents in the water filtration industry. Every year it provides filtration solutions to more than 200 million family worldwide, uses advanced filtration technology to ensure high quality water. Trust us, make PUREPLUS your resolution.

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$27.59

$31.99

-14%

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Waterdrop

Waterdrop 10UA Under Sink Water Filter System, Reduces PFAS, PFOA/PFOS, Lead, Chlorine, Bad Taste & Odor, Under Counter Water Filter Direct Connect to Kitchen Faucet, NSF/ANSI 42 Certified, 1 Year

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Less than ＄25.99 per replacement filter WD-RF10(Search " B085G66JTZ "on Amazon), save over 50% of cost on subsequent use.
•[After Sales Assistance] Waterdrop Backs the WD-10UA's high-end technical performance with a comprehensive prorated performance service; should a quality issue arise with the filter, you can contact us.
•[Innovative Design] Only a cold-water source should be used to power the filter. Its twist-and-lock construction and push-to-connect fittings enable installation in three minutes, three second replacement, and safety-assuring integration. This filter comes with a 3/8" line that connects directly to US sinks' standard 3/8" feed water valves. The system is connected to 1/2" and 3/8" cold water pipes and faucets with the use of the 3/8"-1/2" convertor fitting.
•[Solve Clogging Problem] By upgrading the filtration area, our filter now provides a 20X increase in dirt adhesion area, enhancing filtration capability while minimizing the risk of clogging.
•[Filter Replacement and Long Lifespan] This system may be upgraded with a UF or a MZ filter to meet your water needs. It is compatible with several filters with various functions. Each system has a maximum service life of 12 months when used with municipal water, which is sufficient to cover the needs of an entire household. Before going on vacation, please Put the filters in separate sealed plastic bags, and store the bags in your refrigerator (NOT the freezer) to keep it fresh in 30 days.
•[Wide Application] The filtration system was created for residential and commercial usage, and it can be installed in your kitchen, bathroom, RV, or office to satisfy your daily water demands. This under sink water filter is the finest option for a leased property due to its stunning design and compact size. It is suitable for faucets with a FEMALE thread of 1/2" or 3/8". Please get in touch with us prior to making a purchase if a female threaded connector is required to connect to your faucet.
•TDS is not a professional way to measure the water quality. Essential Minerals, Calcium, Potassium, Sodium, Magnesium...These essential minerals are dissolved solids, PPM will not be dropping if you test with a TDS meter. Waterdrop undersink water filtration system is keeping all those minerals, but removes elements that are harmful to your body. Note: The activated carbon is made from natural coconut shells. Please confirm whether you are allergic to it.

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$51.99

$55.99

-7%

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SimPure

SimPure 5 Micron 10 x 4.5 Inch Whole House Carbon Water Filter | CTO Activated Coconut Carbon Replacement Cartridge | Fits DB10P, DB10C-2, GE GXWH40L, GXWH35F, BB10, FXHTC, FC15B (2Pack)

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•[Premium & Reliable Material] Activated carbon water filter made of premium coconut shell activated carbon block, wrapped in two food-grade non-woven fabric layers to prevent carbon particles from entering the water. Tested by independent third-party to meet NSF 42 Standards for material.
•[Real 98% Filtration Efficiency] 5 micron water filter carbon cartridge adsorbs up to 98% of residual chlorine, removes tastes and odors like sulfur and chlorine smell, colors, significantly improving water quality. Use this whole house charcoal water filter with sediment filters in the 10inch x 4.5inch household water system to protect the water softener and home appliances, or use them after an inline sediment filter to filter well water or rainwater.
•[Long Service Life] The 5 micron rating of the CTO water filter makes a balance of sufficient filter efficiency and high water flux. Operates as a single 4.5x10 whole house water filter cartridge, capacity can be up to 15,000 gallons. To achieve optimum performance, we suggest to replace it every 3-6 months depending on your water quality.
•[Universal Size] 4.5x10 whole house filter for any standard 10-inch heavy duty whole house filter housings inlcluding DB10P DB10C DB10C-2, GE GXWH35F, GXWH40L, HB18B, WGB21B, American Plumber W15-PR, W10-PR, AP801T, AP801B, HF45 series, and more. Ideal replacement for 10" x 4.5" water filters like FC15B, DuPont WFHDC8001, GE FXHTC, Culligan RFC-BB, Pelican CB-BB-10, AP817, PP10BB-CC, 155548-43 EP-BB EPM-BB CBC-BB, etc.
•[On-demand Support] Assistance is available from our experts, ready to answer any of your questions about your home water filter. Have a concern or question? American-based customer support is available for the life of the product.

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$51.99

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ICEPURE

ICEPURE 10"X4.5",1 Microns Whole House Sediment Activated Carbon Water Filter Compatible with Dupont WFHDC8001,EP Series,EPM Series,CB-BB-10, GE FXHTC, GXWH40L, GXWH35F, GNWH38S, CTO10BB,1PACK

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Authoritative Certifications - Tested and certified against NSF/ANSI 42 to reduce 99.06% Chlorine. Reduce sand, sediments, particles, rust, color. Significantly improve the drinking water taste. The filter also meets European EC1935-2004 Regulations, and the Australian Water Mark and BPA FREE.
•Long Filtration Lifetime - We suggested that change the filter every 6 Months/30000 Gallons to enjoy clean and fresh water. The filter size is 10*4.5 inch, which fits any standard 10 *4.5 inch filter housing.
•Compatible Models - Whole house active carbon block filter cartridge compatible with ClearChoice 84629, DuPont WFHDC8001, KX Technologies 32-425-125-975, MATRIKX-CTO2-HD10, Liquatec CB-450-975-05, Pelican CB-BB-10, Pentek 155548-43, EP-BB, EP, EPM, CBC, CCBC & CEP Series, Trojan CB-BB-10, Culligan RFC-BBSA, Whirlpool WHKF-GD25BB, Watts MAXETW-FF975, WCBFF975.
•Fit Models - Universal replacement for all 10"X4.5",1 microns whole house sediment water filter and well-matched models of cartridges: WHKF-GD25BB, 155548-43 EP-BB EPM-BB CBC-BB, CB-10, Watts MAXETW-FF975 WCBFF975 and more.
•Exquisite Craftsmanship - Utilizing pure natural coconut shell-activated carbon as the core material. This high-quality coconut shell activated carbon features a large filtration area and high precision, capable of deeply removing various impurities from the water to ensure its purity and safety. Each filter undergoes rigorous and detailed factory testing to match your water purification equipment perfectly, ensuring easy and hassle-free installation.

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$31.99

$35.99

-11%

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Culligan

Culligan SCWH-5 Standard-Duty Whole House Water Filter Replacement Cartridges, 2-Pack, Black

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•The SCWH-5 carbon wrapped standard duty filtration cartridge works in HF-150A, HF-160, HF-360A, and HF-365 whole house filtration systems
•Perfect for residential homes, helps protect appliances and pluming from sediment and scale
•Features a flow rate of 4 GPM and filter life of 3 months/15,000 gallons (depending on usage and water conditions)
•Reduces: sediment, rust, scale, dirt and sand
•The HF-150A is tested and certified by WQA against NSF/ANSI Standard 42 for materials safety and structural integrity only
•Micron rating of 5 (the smaller the micron rating, the smaller size patricle the cartridge will filter)
•Compatible with Culligan model HF-150A, HF-160, HF-360A, and HF-365

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$11.06

$12.82

-14%

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Waterdrop

Waterdrop Whole House CTO Carbon Sediment Water Filter Cartridge Replacement for GE® FXHTC, GXWH40L, W10-PR, Culligan® RFC-BBSA,10"X4.5", 5 Micron, 3Pack

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•𝐅𝐢𝐥𝐭𝐞𝐫 𝐔𝐩𝐠𝐫𝐚𝐝𝐞: This whole-house filter is made of high-grade activated carbon, which can filter particles over 5 microns. It reduces 99% of chlorine, bad taste and smell, large particles, silt, rust, and sediment to deliver cleaner water for your entire home.
•𝐆𝐨𝐨𝐝 𝐌𝐚𝐭𝐜𝐡: The filter can be used in any standard 10” x4.5” whole house filtration system with a great match GE FXHTC, GXWH40L, American Plumber W10-PR, Culligan RFC-BBSA and most systems with 10"x4.5" filters.
•𝐋𝐨𝐧𝐠-𝐥𝐚𝐬𝐭𝐢𝐧𝐠 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧: Enjoy fresh water consistently by replacing this whole house water filter every 6 months or after 30,000 gallons, actual life depends on the water quality. It protects your household appliances from clogging and contributes to energy saving.
•𝐅𝐨𝐨𝐝-𝐠𝐫𝐚𝐝𝐞 𝐌𝐚𝐭𝐞𝐫𝐢𝐚l: This whole house water filter is expertly crafted from natural coconut shell activated carbon, and free from BPA and lead, providing you with clean and safe drinking water at home.
•𝐒𝐭𝐚𝐛𝐥𝐞 𝐖𝐚𝐭𝐞𝐫 𝐅𝐥𝐨𝐰: Enjoy a consistent water flow with our premium whole-house water filter. It is designed to meet your daily water needs, whether municipal or well water.

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$49.99

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EXPRESS WATER

10 Pack Activated Carbon Block ACB Water Filter Replacement – 5 Micron, 10 inch Filter – Under Sink and Reverse Osmosis System

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Reverse Osmosis Filter Replacement: Experience what water should taste like with the Express Water reverse osmosis water filtration system removing up to 99.99% impurities.
•RO Water Filter Replacement: Each Express Water replacement filter is specially designed to work together and compliment each other. Get the cleanest water and the best value in your reverse osmosis water filter.
•Activated Carbon Water Filter: Made with 100% laboratory vacuum heated, cleaned coconut husk carbon, Express Water carbon block filters reduce chlorine, VOC, bad tastes, odors, cloudiness, and industrial solvents.
•Replacement Water Filter: Express Water filters are made with the highest quality materials for long-lasting filtration and value.
•On Demand Support: Support from experts who can answer any of your questions about your replacement water filters

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$34.70

$39.99

-13%

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