Replacement Filter Cartridge

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    SALE PRICE $69.99



    13% OFF

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    Enjoy the confidence that comes with knowing your family is drinking the purest water. Our filters are customized based on water quality data to provide water that's not only clean, but tailored to suit your family's needs. Rely on our commitment to purity and safety, allowing you to drink fresh and healthy water, just as nature intended. This replacement cartridge is used in our under sink, counter top, and refrigerator/ice maker water filter units.

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    Initial shipment includes: Replacement Filter Cartridge

    Next shipment: Includes 1 Under Sink Water Filter charged at $69.99 Every 6 Months

    Add Ons

    Under Sink Water Filter



    Refrigerator/Ice Maker Filter



    Pay with affirm
    Lifetime warranty of tanks and valves
    100% satisfaction guarenteed

    • Targeted Removal: Designed to filter out PFAS, Lead, Arsenic, and more.
    • Easy Replacement: Swap out in just a couple of minutes, no tools needed.
    • Trusted Purity: NSF Certified to ensure clean and safe drinking water.
    • Exceptional Support: Access to our dedicated team of Water Specialists.
    • Advanced Filtration: Removes 95% of chlorine and impurities, maintaining high-quality water standards.

    Advantages of Our Replacement Filter Cartridge

    Our commitment to natural maintainability and our eco-accommodating cartridges assist with eliminating plastic waste. If you need water filtration, there are a number of strong arguments to use our replacement filter cartridge: 

    Outstanding filtering:

    Our cartridges have excellent filtering properties that guarantee your water is pure, fresh, and free of harmful impurities.


    Our long-lasting cartridges require fewer changes over time, saving you money in the long run. They are made to last longer than regular filters.

    Environmental Responsibilities:

    We are dedicated to sustainability, and the eco-friendliness of our cartridges helps to reduce plastic waste and promote a cleaner environment on Earth.

    Simple Installation:

    Both homes and businesses will find it convenient to quickly and easily install our replacement water filter cartridges.

    Maximize Your Water Quality

    It is pointless to keep used water filter cartridges. Every water filter shell is typically meant to last for around a year, at which point you will need to replace it. Water purifiers eliminate harmful germs and impurities from water, resulting in pure water that flows from taps or dispensers. 

    Over time, the undesirable particles gather in the case and must be removed, or else they may cause a blocked filter that prevents the device from operating as desired.

    Replacement Filter Cartridge Working

    Our replacement filter cartridge uses advanced filtration innovations to eliminate pollutants, impurities, and undesirable particles from your water supply. Whether it's residue, chlorine, weighty metals, or different toxins, our cartridge successfully traps and disposes of them, guaranteeing that you get protected and solid drinking water like clockwork. 

    The multi-stage filtration process ensures ideal execution and dependable outcomes, furnishing you with an inward feeling of harmony and accommodation.

    Ensure Clean and Healthy Water

    One Green Filter's goal is quality, viability, and obligation to a healthy environment with their water filter replacement cartridge. It's the most ideal choice for ensuring your home or business environment has perfect, solid water due to its cutting-edge sifting innovation, straightforward installation, and long-term advantages.

    High-Quality Replacement Filters from One Green Filter

    Replacing outdated water filters is essential to maintaining good health. You will have clean, wholesome water if you replace your outdated water filters as soon as possible. The best option for high-quality items at reasonable costs if you'd like to get water filter cartridges or under-sink water filter replacement cartridges for your house is One Green Filter. 

    No Decrease in Water Pressure

    Selecting a One Green Filter Water System guarantees that your water pressure won't decrease! We Promise!

    If you're going to experience a decrease in water pressure, what good is it to buy, install, and enjoy delicious water? In order to guarantee that you never experience a dip in water pressure, we at One Green Filter design our systems based on the number of bathrooms in your house.


    This is what you should consider! A typical shower uses two and a half liters of water every minute. In the event that all three of the full bathrooms in your house are in use at the same time and you use around 6.3 gallons per minute (GPM), that is. Make sure the system you buy has at least 8 GPM in case your kitchen sink and other appliances are running.

    One Green Water Filtration


    Under Sink Unit - 9 GPM


    Competitor's Standard GPM


    Under Sink Unit - 6 GPM

    Installation and Maintenance of Our Replacement Filter Cartridge

    Our replacement filter cartridge installation and maintenance are simple procedures. The steps are as follows:


    Installation: Simply follow the directions that accompany the cartridge. Most of the time, it includes taking out the old cartridge and placing the upgraded one into your water filter cartridges.


    Maintenance: Optimal performance is ensured by routine maintenance. To avoid clogs and preserve efficiency, replace the cartridge as the manufacturer advises and clean the filter housing on a regular basis.

    Shower Head Water Filter Add-On (Optional)

    Strong Enough to remove Lead & Arsenic

    Upgrade Your Shower Experience with a Shower Head Water Filter

    Standing ahead of opponents, One Green Filter's shower head water filter is the best option if you're looking for a high-end filtering system for your shower. You may customise this cutting-edge system to remove lead, arsenic, PFAS, and other dangerous impurities from your water, making for a better and cleaner showering experience. With a sturdy construction that stops leaks and guarantees steady operation, the filter is made to endure a long time and be effective. It's a simple installation that fits perfectly into any conventional shower head, making it a practical addition to any bathroom. Choose One Green Filter for a better approach to shower water purification.


    Protect Your Skin and Hair with Effective Filtration

    Unlike other companies on the market, One Green Filter offers a complete solution to problems with water quality rather than simply a basic shower accessory. The shower head water filter is particularly effective in eliminating pollutants that might cause skin dryness and hair damage. Every drop of water is guaranteed to be free of harmful chemicals by our cutting-edge filtration technology, protecting your skin and hair from damage and irritation. Because the replacement cartridges are made for simple maintenance, you can be confident that your filter will keep working at its best without lowering water pressure. You can rely on One Green Filter to provide cleaner, healthier water for your everyday shower routine.

    Would you like to finance your filtration system? Make easy monthly payments over 3, 6, or 12 months

    You can finance the purchase of your Replacement Filter Cartridge today. Click on the Affirm logo at check out to see if you qualify.

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    85% of the Country Has Hard Water

    Concentration of Water Hardness in Grains Per Gallon

    How to Install Our System

    Are you the DIY type?


    Are you handy? Are you familiar with plumbing and piping? Then this may be a job for you! We will provide you with bypass valve and 1" elbow fittings. All you need to provide is your own piping and fittings to attach to the system. Watch our video for more details.


    Are you the NOT DIY type?


    If you're not handy (not all of us are), you will just need to hire a handyman or plumber! Prices may vary depending on your location and where your main water line is coming into your home.

    Frequently Asked Questions

    What our customer said about us

    Our customers love us! See why One Green Filter is your one stop shop for all of your home water needs!.

    “Ever since we installed our One Green Filter system, we've noticed a remarkable difference in the taste and clarity of our water. It's a game-changer for our family's health and peace of mind. We're thankful for the technology that ensures our water is pure and safe!”

    Jamie & Alex

    Sarasota, FL

    “I'm a stickler for sustainability, and I wanted a filtration system that matched my values. One Green Filter delivered not only on eco-friendliness but also on performance. My water is crisp and refreshing, and I love knowing that I'm reducing plastic waste from bottled water.”


    Gainesville, FL

    “Our One Green Filter system was a lifesaver during the last algae bloom scare. While our neighbors were wary of their tap water, we had continuous access to pure, uncontaminated water. It's comforting to know we have that line of defense.”


    Fort Myers, FL

    One Green Filter offers soft, pure water that not only ensures cleaner laundry, spotless dishes, and longer-lasting appliances but also promotes healthier skin, hair, and hydration to enhance your overall quality of life. Enjoy the benefits of purified water with One Green Filter, serving customers all across the United States.