SKU: 8616492580

Big Blue Water Filter 20"X4.5" Blended Bone-Char, Activated Alumina, KDF 55 Media (Fluoride Removal)

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Description

Big Blue Water Filter 20"X4.5" Blended Bone-Char, Activated Alumina, KDF 55 Media (Fluoride Removal)Big Blue Water Filter Cartridges 20" x 4. 5" For Fluoride Removal Reduction, Arsenic reduction with KDF 55 Media Unlike Standard Coconut or charcoal based carbon filter which cannot filter fluoride, this filter uses a unique calcium based bone char carbon, activated alumina to reduce fluoride from your water. Removes Reduces Fluoride, Hydrogen Sulfide (Sulfur), and chemicals and odors! High flow size Additional Metals Addressed By Bone Char Carbon*

Big Blue Water Filter Cartridges - 20" x 4.5"

For Fluoride Removal-Reduction, Arsenic reduction with KDF 55 Media
Unlike Standard Coconut or charcoal based carbon filter which cannot filter fluoride, this filter uses a unique calcium based bone char carbon, activated alumina to reduce fluoride from your water.


Removes/Reduces Fluoride, Hydrogen Sulfide (Sulfur), and chemicals and odors! High flow size
Additional Metals Addressed By Bone Char Carbon*

Aluminum Arsenic III Arsenic V Cadmium
Chromium III Chromium IV Copper Lead
Mercury Nickle Silver Zinc
Fluoride


*The information provided on this table is based on Additional testing results of removal efficiency for heavy metals with the use of Bone Char courtesy of Glasgow University, UK and manufacturers of Bone Char. Additional contaminants that bone char carbon is recommended for are not certified by WQA or state standards. Contaminates addressed by bone char may not be in your water.

The use of bone charcoal or bone char is reported to be an effective means for the reduction of fluoride. Bone charcoal contains a carbon structure while supporting a porous hydroxyapatite matrix (a calcium phosphate hydroxide in crystalline form which is rich in surface ions which can be readily replaced by fluoride ion). Adsorption and ion exchange are thought to be the mechanism for fluoride reduction by bone char. This filter works like regular carbon as well. A whole-house filter system treats all water traveling to any faucet or fixture in the home. It removes the chemical before it can be ingested, breathed in, or absorbed by the skin during washing or bathing. A larger carbon filter like this one provides better filtration because of the amount of carbon, and depth of the filter bed. It does not cause a water pressure drop in your home compared to solid block carbon filter installed at the point of entry. Carbon removes/reduces many volatile organic chemicals (VOC), pesticides and herbicides, as well as chlorine, benzene, trihalomethane (THM) compounds, radon, solvents and hundreds of other man-made chemicals found in tap water. Carbon is a substance that has a long history of being used to absorb impurities and is perhaps the most powerful absorbent known to man. One pound of carbon contains a surface area of roughly 125 acres and can absorb literally thousands of different chemicals. Activated carbon which has a slight electro-positive charge added to it, making it even more attractive to chemicals and impurities.

Fluoride System uses premium-grade activated alumina media to effectively remove fluoride from the water throughout the entire home. This is important because fluoride exposure doesn't just occur from drinking water but also from inhalation through the lungs and absorption through your skin. Designed specifically for whole house filtration, this system supports a high service flow rate per bed size with superior particle strength to sustain regular backwashing.

We use premium activated aluminum AA400 which has a very high capacity for fluoride adsorption and was specifically designed to remove soluble fluoride from water. This porous media has a large surface-area-to-weight ratio which greatly improves metal adsorption general tap water fluoride levels (1 ppm), making it one of the most effective and longest lasting fluoride filters available on the market.

KDF Process Media are used for a variety of pretreatment, primary water treatment, and industrial treatment processes. They are generally used in place of, or in conjunction with, granular activated carbon filters, even carbon block or inline filters. KDF water filter media extend the life of granular activated carbon (GAC) while protecting the carbon bed against fouling by bacterial growth.

Shipping Notes
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Exchange/Return Notes
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  • To process your return/exchange, please contact us at [email protected]
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SKU: 8616492580

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Glenn DeBard
Fort Morgan, US
★★★★★ 5
Great and easy to install
Color: Brown, Size: 17" x 6"
I need shelves behind my up and down tv and the work great. The shelves are light but strong.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2026
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country music lover
Chelsea, US
★★★★★ 5
Shelving
Color: White, Size: 17" x 6"
Look nice and easy to put up
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Reviewed in the United States on May 29, 2026
M
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Mariah
Houston, US
★★★★★ 5
Beautiful shelves!
Size: 48 Inch, Color: Natural, Size: 48 Inch, Color: Natural
Since new build homes typically don't come with towel rods this was what I envisioned instead. I purchased the hooks separately. The shelves are perfect! I ordered a 36in set as you see with the cream towels and a 48in set that you see with the green towels. They're not loose but not 100% sturdy. I recommend maybe gluing to the wall in addition to the rest and definitely screwing into a stud. They're easy enough to figure out without the instructions. But I will say they're supposed to be screwed in underneath to the rods but they did not come with an appropriate screw for that so I had to use some I already had on hand.
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Reviewed in the United States on May 20, 2025
Verified Purchase
2089991211
Phoenix, US
★★★★★ 5
Nice
Size: 30 Inch, Color: Natural, Size: 30 Inch, Color: Natural
Easy to install..comes with small magnetic leveler which made things even easier! Really nice for the price. Only thing is other than sliding the wood onto the metal brace, there’s only 2 screws that screw wood onto brace so it makes for a slightly wobbly shelf on the brace… although I have 6 screws/anchors holding each brace into the wall so it’s technically quite solid…I’m a bit nervous to keep delicates on the shelves
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Reviewed in the United States on February 16, 2025
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Linda M
Battle Creek, US
★★★★★ 5
Great Shelves! Drywall Anchors are the Bomb!
These shelves are very plain as I hoped they would be so as to not take away from the items displayed. The blue is true to the images so I was impressed by that. Word of knowledge: if you do not hit any studs, don’t use the mollies that came with them; use plastic drywall anchors! They work amazingly well!
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Reviewed in the United States on May 27, 2026

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