BOROUX Review (2026): WQA-Certified Water Filters & Prices
BOROUX offers gravity water filter systems and replacement filters certified to NSF standards. Prices run $12 to $399. Free shipping on US orders over $60.
BOROUX makes gravity water filter systems and replacement filters that it describes as WQA-certified to NSF standards and compatible with popular gravity-fed systems including Berkey alternatives. Prices range from $12 for a glass water bottle to $399 for the flagship 3-gallon system. No verified coupon code is available right now — visit the Koupora page for any current offers.
What is BOROUX?
BOROUX is a water filtration company that describes itself as offering "25 years of clean-water expertise" in its store description. The brand's focus is gravity water filter systems — countertop units that filter drinking water without electricity — as well as replacement filters, a shower filter, and glass drinkware.
According to the store's title, BOROUX products are WQA-certified and meet NSF standards. The brand also positions its filters as direct replacements for Black Berkey Elements, making them compatible with other popular gravity-fed filtration systems, based on the store's own product descriptions.
BOROUX notes that some products cannot be shipped to California or Iowa at this time.
BOROUX best sellers
BOROUX® 3-Gallon Water Filter System
BOROUX describes this as its flagship countertop gravity filter, including two BOROUX Foundation Filters that the brand says last up to 12 months. An upgrade to four filters extends the described lifespan to 24 months. It is listed as HSA/FSA eligible at checkout and has 8 variants listed. It shows a 4.81 rating from 444 reviews as displayed on the product page.
BOROUX® 1.8-Gallon Water Filter System
According to BOROUX's product pages, the 1.8-gallon system uses two Foundation Filters lasting up to 12 months and is designed for smaller spaces. It has 4 variants listed and a 4.84 rating from 244 reviews as displayed on the product page.
BOROUX Foundation® Black Filters
BOROUX describes these as high-performance black carbon filter elements designed to reduce contaminants and improve taste in gravity water filter systems. The store says each pair delivers up to 12 months of filtration and includes Stem Saver technology for durability. They have 2 variants listed and a 4.75 rating from 1,138 reviews as shown on the product page.
BOROUX Proactive® Fluoride Reduction Filter
According to the product page, this add-on filter uses an alumina-free, dual-layer nano-carbon system and is described by BOROUX as reducing up to 99% of fluoride, filtering up to 1,000 gallons per pair. It has 2 variants listed and a 3.71 rating from 100 reviews as displayed on the product page.
Shower Filter System
BOROUX describes this shower filter as reducing chlorine, limescale, and heavy metals to help protect hair and skin from dryness, with a recommended replacement interval of every 3 months. It is listed as compatible with most standard shower heads and has 2 variants listed. It shows a 4.73 rating from 44 reviews as displayed on the product page.
BOROUX prices at a glance
| Product | Price | Was | Notes |
|---|---|---|---|
| 3-Gallon System | $399.00 | — | 8 variants, 4.81/5 |
| 1.8-Gallon System | $349.00 | — | 4 variants, 4.84/5 |
| Foundation Filters (pair) | $159.00 | — | 2 variants, 4.75/5 |
| Proactive Fluoride Filter | $139.00 | — | 2 variants, 3.71/5 |
| Shower Filter | $70.00 | $75.00 | 2 variants, 4.73/5 |
| Glass Pitcher 64 oz | $28.00 | $30.00 | 1 variant |
| Glass Water Bottle 33 oz | $25.00 | $27.00 | 1 variant |
| Glass Water Bottle 16 oz | $12.00 | $15.00 | 4 variants |
Pros and cons
Pros
- BOROUX says its filters are WQA-certified to NSF standards
- Replacement filters described as compatible with gravity-fed systems including Berkey alternatives
- Free shipping on US orders over $60
- 60-day return window accepted in new and used condition
- HSA/FSA eligible checkout on the 3-gallon system
Cons
- High upfront cost — complete systems start at $349
- Some products cannot ship to California or Iowa
- Returns require a Return Merchandise Authorization (RMA); without one, $16 is deducted from the refund
- No free return shipping — a prepaid label is available only for contiguous 48-state addresses at a $16 deduction
BOROUX is aimed at households that want a gravity water filter system they can keep long-term, particularly those looking for a direct alternative to Berkey-style filters. The NSF and WQA certifications the brand cites are a meaningful differentiator for buyers comparing gravity filters. The higher price point and return logistics mean this purchase works best for shoppers who have done their research and are committed to countertop filtration.
Shipping and returns
According to BOROUX's published shipping policy, free shipping applies to all US orders over $60, calculated after any discounts. Orders of $500 or more require a signature on delivery at no extra cost. Some products cannot be shipped to California or Iowa. International shipping is available — customers pay for shipping plus applicable duties and taxes at checkout, and international deliveries can take up to 30 days.
BOROUX's return policy allows returns within 60 days of delivery in new or used condition. An RMA number from the customer service team is required. Returns without an RMA incur a $16 processing deduction. Improperly packed items may face a fee of up to 15%. No free return shipping is included, though a prepaid label can be requested for contiguous 48-state addresses at a $16 deduction from the refund.
Is there a BOROUX coupon code?
No verified BOROUX coupon code is available right now. Check the Koupora page for the latest deals as they become available.
Who should buy from BOROUX (and who should skip it)?
Good fit
- Households looking for a long-term countertop gravity filter with NSF-standards certification, per BOROUX's product claims
- Buyers who already own a Berkey-style system and want a compatible replacement filter
- US shoppers spending over $60 to unlock free shipping
- Anyone who is HSA/FSA eligible and wants to use those funds on the 3-gallon system
Might skip
- Buyers in California or Iowa — some BOROUX products cannot ship to those states
- Shoppers on a tight budget — systems start at $349 and filters add to the ongoing cost
- Anyone who needs a simple return process — the RMA requirement and possible fees add friction
- International buyers who want a guarantee of fast delivery, since shipments can take up to 30 days
How we researched this review
The Koupora editorial team reviewed BOROUX's product pages, pricing, and policies on October 5, 2026. We did not personally test any of these products. Product availability, certifications claimed, and prices are subject to change, and BOROUX's own product pages are the authoritative source for current specifications. Koupora may earn a commission from purchases made through links on this page.
BOROUX FAQ
Is BOROUX legit?
BOROUX is an water filtration brand that describes its products as WQA-certified to NSF standards in its store title and product pages. It has strong customer ratings on several product pages — the Foundation Filters, for example, show a 4.75 rating from 1,138 reviews as displayed on the product page.
Does BOROUX ship to the US?
Yes. Free shipping applies to US orders over $60. Note that some products cannot be shipped to California or Iowa at this time, per the published shipping policy.
Does BOROUX have a coupon code?
No verified code is available right now. Visit the Koupora BOROUX page for any current offers.
What is BOROUX's return policy?
BOROUX accepts returns within 60 days of delivery for new and used items. An RMA number is required. Returns without an RMA result in a $16 deduction. No free return shipping is included, but a prepaid label can be generated for contiguous 48-state addresses at a $16 cost deducted from the refund.
Are BOROUX filters compatible with Berkey systems?
According to BOROUX's own product pages, the Foundation Black Filters are designed as direct replacements for Black Berkey Elements and are compatible with other popular gravity-fed systems. Check the product page for full compatibility details.
How long do BOROUX filters last?
Based on BOROUX's product descriptions, each pair of Foundation Filters provides up to 12 months of effective filtration. The Proactive Fluoride Filter pair is described as filtering up to 1,000 gallons.
