In stock
$149.00 – $920.00
BOROUX foundation.™ Black Filters are in stock!
It is our privilege to be able to offer the The BOROUX foundation.™ filter as the optimal replacement for all Berkey owners. The BOROUX foundation. ™ filter is meticulously designed to seamlessly integrate with most gravity-fed water filtration systems including Berkey®, ProOne®, Alexapure Pro, Doulton, Patriot Pure Ultimate, and more. Whether it’s refreshing your existing setup or initiating a new journey in water wellness, the filters have been crafted for broad compatibility with gravity-fed systems
Specifications
| Filter Capacity | Up to 12,000 gallons per pair depending on the quality of the influent water. ¹ |
| Dimensions | 2.75” x 2.75” x 9.75” |
| Composition | Filters are comprised of a specialized blend of activated carbon. The BOROUX foundation filters contain silver, an antimicrobial agent, to prevent microorganisms from degrading the product itself. This filter is not intended to filter microorganisms. |
| Compatibility | Fits most gravity-fed water filtration systems and fluoride filters. |
| Warranty Coverage | BOROUX foundation filters are protected by a 1-year quality warranty. |
| Maintenance | Scrub the BOROUX foundation filters every 3-6 months. Using an abrasive scouring pad, carefully scrub the surface of the filters for several minutes. DO NOT use soap or detergents on the filters. Re-prime the filters, install, and perform the red dye test to ensure proper installation of the filters. |
| Replacement Filter | BOROUX foundation filter / Model BX·FND9·2 |
| Box Includes |
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Based on independent testing for the reduction of chlorine at 6,000 gallons per filter. While testing was performed under standard laboratory conditions, actual performance may vary. The contaminants or other substances removed or reduced by these filters are not necessarily in all users’ water. Filter performance may vary based on local water conditions.
Compatible Water Systems
The BOROUX foundation.™ black filter is designed with versatility in mind, fitting seamlessly with a range of systems. Below is a list of popular systems the filters fit in.
| System | Model |
| Berkey® | Travel Berkey® Big Berkey® Berkey Light® Royal Berkey® Imperial Berkey® Crown Berkey |
| AlexaPure® | AlexaPure Pro® |
| Aquacera® | Terra2 |
| Doulton® | PioneerTM SS4 LP4 |
| Patriot Pure | Patriot Pure Ultimate |
| ProOne® | Big+ Big II |
| Waterdrop® | Waterdrop® King Tank |
BOROUX foundation.™ black filters ensure years of reliable service with a lifespan of up to 6,000 gallons per filter (12,000 gallons per pair). The filters, equipped with Stem Saver technology, are reinforced for added durability during handling and cleaning.
Key Features
Certified for Your Family’s Health
Independently tested to meet NSF/ANSI/CAN standards, the highest level of trust in water filtration.Lead-Free Guarantee (NSF/ANSI/CAN 372)
Certified lead-free materials to keep your water worry-free. Verified Performance
Certified by WQA to meet strict safety and quality standards.
| Boroux Foundation Filters | Single $ 149, 1 set (2) $ 245, 2 sets for $ 480, 3 sets for $ 705, 4 sets for $ 920 |
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