Safeguarding Your Drinking Water
Innovative, sustainable solutions to in-home water filtration.
Learn More
FTO Plus Filter Cartridge
A fluoride-reducing alternative to other gravity system water filter cartridges.
Add to Cart
Read More
Stainless Steel MAX Over Counter Filter
A sleek system designed to provide fresh, filtered, water at the flip of a switch.
Add to Cart
Read More
Plastic MAX Under Counter Filter
An inline application that allows you to enjoy clean water straight from your tap.
Add to Cart
Read More
High-Quality Materials, Top-Notch Filtration
Using leading patented ceramic technology, and activated carbon, Coldstream water filters remove contaminants from microorganisms and heavy metals to PFAS and microplastics. But don't just take our word for it, check out the performance data sheets for yourself.
Laboratory Results
NSF/ANSI Certified
EPA Registered and Approved
Independently Tested
Why Choose a Coldstream Filter?
Manufactured by KLT Corporation in the UK, transparency, quality, performance, and sustainability are at the heart of Coldstream's mission.
For PFAS and Comprehensive Coverage: Coldstream Ceramic MAX
The Coldstream Stainless Steel Counter Top System and the Under Counter System both utilize the Coldstream Ceramic MAX water filter cartridge. This powerful filter removes a wide range of contaminants to provide comprehensive protection for you and your loved ones. With emerging contaminants like PFAS and microplastics being found in more of U.S. groundwater sources, it becomes essential to safeguard the drinking water in your home. The Ceramic MAX filter provides that protection, allowing you to enjoy clean and safe water, straight form your tap.
At a Glance:
- Removes 9 types of Perfluoroalkyl and polyfluoroalkyl substances (PFAS)
- Removes microplastics
- Removes 99.9% of lead, mercury, aluminum, and other heavy metals
- Includes unique warning indicator to signal replacement is needed
- Independently tested and certified to NSF/ANSI standards
- Manufactured 95% plastic-free and compostable
For Fluoride, Taste and Odor: FTO Plus Water Filter Cartridge
Already own a gravity-fed filtration system? The FTO Plus water filter cartridge is the perfect replacement filter for your existing system. The ceramic outer layer provides protection against bacteria while the carbon inner of the filter works to reduce heavy metals and chemicals while also improving the taste and odor of your drinking water. The FTO Plus cartridge is also designed to fit seamlessly into Berkey, ProOne, British Berkefeld and more counter top applications so that you can continue using your existing system while upgrading to Coldstream quality filtration.
At a Glance:
- Standardized measurements allow this water filter cartridge to fit other gravity filtration systems like Berkey, ProOne, British Berkefeld, Nazava, and more
- Independently tested and certified to NSF/ANSI standards
- Allows healthy salts and electrolytes to remain
- Reduces concentrations of chemicals like fluoride and chlorine to improve the taste and odor of water
- Includes unique warning indicator to signal replacement is needed
- Manufactured 95% plastic-free and compostable
Our Values
Transparency
Already own a gravity-fed filtration system? The FTO Plus water filter cartridge is the perfect replacement filter for your existing system. The ceramic outer layer provides protection against bacteria while the carbon inner of the filter works to reduce heavy metals and chemicals while also improving the taste and odor of your drinking water. The FTO Plus cartridge is also designed to fit seamlessly into Berkey, ProOne, British Berkefeld and more counter top applications so that you can continue using your existing system while upgrading to Coldstream quality filtration.
Quality
Already own a gravity-fed filtration system? The FTO Plus water filter cartridge is the perfect replacement filter for your existing system. The ceramic outer layer provides protection against bacteria while the carbon inner of the filter works to reduce heavy metals and chemicals while also improving the taste and odor of your drinking water. The FTO Plus cartridge is also designed to fit seamlessly into Berkey, ProOne, British Berkefeld and more counter top applications so that you can continue using your existing system while upgrading to Coldstream quality filtration.
Performance
Already own a gravity-fed filtration system? The FTO Plus water filter cartridge is the perfect replacement filter for your existing system. The ceramic outer layer provides protection against bacteria while the carbon inner of the filter works to reduce heavy metals and chemicals while also improving the taste and odor of your drinking water. The FTO Plus cartridge is also designed to fit seamlessly into Berkey, ProOne, British Berkefeld and more counter top applications so that you can continue using your existing system while upgrading to Coldstream quality filtration.
Sustainability
Already own a gravity-fed filtration system? The FTO Plus water filter cartridge is the perfect replacement filter for your existing system. The ceramic outer layer provides protection against bacteria while the carbon inner of the filter works to reduce heavy metals and chemicals while also improving the taste and odor of your drinking water. The FTO Plus cartridge is also designed to fit seamlessly into Berkey, ProOne, British Berkefeld and more counter top applications so that you can continue using your existing system while upgrading to Coldstream quality filtration.
FTO Plus Filter Cartridge
A fluoride-reducing alternative to other gravity system water filter cartridges.
Add to Cart
Read More
Stainless Steel MAX Over Counter Filter
A sleek system designed to provide fresh, filtered, water at the flip of a switch.
Add to Cart
Read More
Plastic MAX Under Counter Filter
An inline application that allows you to enjoy clean water straight from your tap.
Add to Cart
Read More