- Berkey's original Black Berkey elements are still off the US market under the EPA's 2023 stop-sale order. The lawsuit is unresolved, and the Phoenix replacement filters carry NSF/ANSI 42 and 372 only.
- Every "Berkey alternative" guide recommends another gravity filter. Gravity units share the same limits: about a gallon an hour, rare third-party certification, fluoride only with add-on elements, and standing water that grows biofilm.
- The alternative most former Berkey owners end up with is under-sink reverse osmosis. The GoodFor 8500 (formerly the MicroMax 8500) is certified to NSF/ANSI 42, 53, 58, 401 and 372: 99% PFOA and PFOS, 96.5% fluoride, 96.3% lead.
- Renting is not a blocker: the 2-in-1 Kitchen & RO Faucet (sold separately) uses the hole your kitchen faucet already occupies and moves with you.
- What Happened to Berkey: EPA Stop-Sale, Lawsuit and Phoenix Filters
- The Best Berkey Alternative Is Under-Sink Reverse Osmosis, Not Another Gravity Filter
- Why You Loved Berkey, and What a Berkey Replacement Has to Deliver
- Why Every Gravity Filter Has the Same Four Problems
- Berkey Replacement Filters, If You Insist on Staying Countertop
- Berkey vs Reverse Osmosis
- Berkey Maintenance vs Under-Sink RO: Living With Each
- Berkey, Phoenix, British Berkefeld and the GoodFor 8500, Side by Side
- How to Choose a Berkey Alternative for Your Home
- Frequently Asked Questions
If you're reading this, you're probably one of the millions of people who trusted Berkey to provide clean drinking water for your family, and now you're trying to figure out what comes next.
The EPA's stop-sale order, the lawsuit, the filter shortages, the Phoenix replacements that don't match the original Black Berkey performance claims: it has been a frustrating few years for the health-conscious water community. And when you search for "Berkey alternatives," what you find is a wall of affiliate blog posts recommending other gravity countertop filters that look almost identical to the one you're trying to replace.
We install reverse osmosis systems, whole-home filtration and water softeners across California, Texas and Florida, and we ship certified drinking water systems nationwide as a WQA Gold Seal dealer with a licensed master plumber on the team. We've had hundreds of conversations with former Berkey owners who came to us looking for something better, and the pattern is always the same: they don't want a Berkey replacement. They want the thing Berkey was supposed to be.
This guide covers the full spectrum, from the gravity filters you're probably already comparing to the under-sink and whole-home options most Berkey alternative guides never mention: what each one does well, where it falls short, and what makes sense for different situations.
What Happened to Berkey: EPA Stop-Sale, Lawsuit and Phoenix Filters
The EPA issued stop-sale orders for Black Berkey filter elements in 2023 after reclassifying them as pesticides in 2022, and the original elements have been off the US market ever since. Yes, pesticides. The silver in the element is the reason. Here is the factual timeline without the conspiracy theories or the brand loyalty narratives:
EPA action. The EPA reclassifies Black Berkey filter elements as pesticides under FIFRA, citing the silver content used to inhibit bacterial growth. Berkey had operated without this classification for more than 25 years.
Stop-sale orders. The EPA issues stop-sale orders to Berkey's Puerto Rico facility and to major retailers. Black Berkey production halts. NMCL files suit against the EPA.
Legal setbacks. The initial lawsuit is dismissed for lack of standing and appealed. Berkey International files a separate suit in Puerto Rico. The Supreme Court denies review in December 2024. Oral arguments in the Puerto Rico case are heard in October 2025.
Where things stand. Berkey meets with the DOJ and new EPA leadership and expresses optimism. "Phoenix" replacement filters become available through select dealers, carrying NSF/ANSI 42 and 372 certification but not the original Black Berkey's broader contaminant claims. The case was still unresolved at our last update.
The EPA's classification of Berkey filters as pesticides is genuinely unusual and arguably overreaching; even critics of Berkey acknowledge this. It is also true that Berkey resisted independent NSF/ANSI certification testing for decades while making some of the boldest contaminant reduction claims in the industry. Both things can be true at the same time. What matters for you, the consumer, is what you can verify.
The Best Berkey Alternative Is Under-Sink Reverse Osmosis, Not Another Gravity Filter
For verified contaminant reduction in daily drinking water, the best Berkey alternative is an under-sink reverse osmosis system certified to NSF/ANSI 58, with NSF/ANSI 53 for PFAS, rather than a second gravity unit. It gives you what the Berkey promised (water you control, no electricity, a company behind it) plus what it never delivered: third-party certified performance on PFAS, fluoride, lead and pharmaceuticals, and water on tap instead of a chamber you refill. The mineral objection, the one real reason Berkey owners resist RO, is answered by inline remineralization, covered below. Gravity filters still win in one place: off-grid and emergency use with no plumbing at all. For a kitchen with a sink, the comparison is not close.
If you're replacing a gravity filter, replace it with under-sink reverse osmosis.
These systems purify water at the kitchen tap, with reductions certified to named NSF/ANSI standards. No refilling, no scrubbing chambers, and a full set of replacement filters about every two years on average.
- 99%PFOA and PFOS reduction, certified to NSF/ANSI 53 on the GoodFor 8500
- 96.3%lead reduction and 96.5% fluoride reduction, certified to NSF/ANSI 58 on the GoodFor 8500. No add-on fluoride elements.
- On tapPurified water stored in a pressurized tank under the sink. Nothing to refill, nothing on the counter.
- 2 yrsAverage replacement cycle for the GoodFor 8500's full set, versus gravity elements scrubbed monthly and replaced every six months or so
- Renting?Pair any system with the 2-in-1 Kitchen & RO Faucet (sold separately): it replaces your existing kitchen faucet, so there is no second hole to drill and it comes with you when you move.
Which one?
If you came to a gravity filter for PFAS, fluoride or lead, the GoodFor 8500 is the answer: it is the one system below certified to NSF/ANSI 53 and 401. The Pur-Alk is the budget step up from a countertop unit, with an alkaline stage built in. The GoodFor 7000 is certified reverse osmosis at a lower price than the 8500. The Hydration Stack adds remineralization and structuring to the 8500 for people who wanted their gravity filter to be more.
Six-stage reverse osmosis with a built-in alkaline stage. Designed to reduce chlorine, lead, chromium, dissolved solids and cysts. Not NSF/ANSI certified.
$699
GoodFor 7000
Four-stage reverse osmosis, formerly the MicroMax 7000. Certified to NSF/ANSI 42, 58 and 372.
$997
GoodFor 8500
Four-stage reverse osmosis, formerly the MicroMax 8500. Certified to NSF/ANSI 42, 53, 58, 401 and 372. The one for PFAS.
$1,275
The Hydration StackMost popular
GoodFor 8500, plus GoodFor Sango Coral remineralization and UMH Pure structuring. Purifies, remineralizes and structures from one tap.
$2,499
Not deciding today?
Get the under-sink reverse osmosis buyer's checklist: what each NSF/ANSI number means, what to look for under your sink, and the questions to ask any brand.
Why You Loved Berkey, and What a Berkey Replacement Has to Deliver
Berkey earned one of the most loyal followings in the water industry by giving people four things: visible control over their water, independence from electricity, mineral retention, and a product that felt like a values decision rather than something you grabbed at Target. Understanding why you chose it tells you what to look for next.
You wanted control over your water. You didn't trust that municipal treatment was doing enough, and you wanted a layer of protection you could see and manage yourself. The stainless chambers, the visible filtration process, the no-electricity independence: it all felt like taking water quality into your own hands.
You valued health over convenience. You could have used a carbon pitcher. You chose a $350 to $450 gravity filter because you cared more about what was (and wasn't) in your water than about speed. That's a values-driven purchase.
You did your research. Berkey owners are readers. You compared systems, looked for lab reports, read forums, asked questions. You're the kind of person who cares whether a filter is "NSF certified" or merely "tested to NSF standards," even if that distinction wasn't always clear with Berkey.
You wanted mineral retention. Many Berkey owners chose gravity filtration specifically because it doesn't strip minerals the way reverse osmosis does. That is a legitimate preference and it reflects real understanding of water chemistry.
Here's what all of that points to: you want verified, comprehensive contaminant reduction from a system you can trust, with water that still tastes good and supports your health. That is not a description of a product category. It is a description of an outcome, and there are better ways to get there than another gravity filter on your counter.
Why Every Gravity Water Filter Has the Same Four Problems (Berkey Included)
A gravity water filter makes about a gallon an hour, is rarely certified by anyone but the company selling it, needs a separate add-on element to touch fluoride, and holds standing water where biofilm grows between refills. Those four problems come with the category, not the brand, which is why you have been rationing water from a $400 stainless steel bucket. They serve a real purpose for off-grid use, emergency preparedness and homes without plumbing access. But the Berkey alternative guides you've been reading aren't telling you about the limits of the entire product category.
Most gravity brands rely on self-commissioned lab tests or claims of being "tested to NSF standards." Verified third-party WQA or NSF certification is rare across the whole category. Berkey wasn't the exception.
A Big Berkey with two elements produces about a gallon per hour. That means planning ahead, rationing filtered water, and sometimes giving your family tap water because the lower chamber hasn't refilled.
Several brands claim PFAS reduction, but very few carry NSF/ANSI 53 certification for PFOA and PFOS. Self-reported claims without third-party verification are exactly what got Berkey into trouble.
Most gravity systems need add-on fluoride elements (like Berkey's PF-2) that raise the cost, complicate maintenance and wear out faster. Some use activated alumina media, which raises its own questions.
Standing water in dual chambers is an environment where biofilm, algae and bacteria can grow between uses. Regular scrubbing, priming and chamber cleaning is required, and most owners aren't doing it at the recommended frequency.
None of this means a gravity filter can't produce decent drinking water. It means the category has real limitations that become obvious when you set it beside certified reverse osmosis.
Berkey Replacement Filters and Gravity Alternatives, If You Insist on Staying Countertop
If you still want a gravity countertop unit, the strongest options by published certification data are British Berkefeld (NSF/ANSI 42, 53 and 372) and ProOne G2.0 elements, which fit existing Berkey housings and include fluoride reduction without an add-on. If you've weighed the limits above and prefer the category anyway, whether for off-grid use, portability or preference, here is how the field compares, taken from each brand's own published pages:
| Option | Certifications | Key facts | Where it fits |
|---|---|---|---|
| British Berkefeld / Doulton | NSF/ANSI 42, 53, 372 | 170-year ceramic heritage; about 0.3 to 0.4 gallons per hour (slower than Berkey); no priming | Strongest certification profile in the gravity category |
| ProOne G2.0 elements | Brand-published testing | Fit existing Berkey shells; fluoride built in; made in England; the G3.0 draws mixed reviews, so owners tend to stay with G2.0 | If you already own a Berkey housing |
| Phoenix replacement filters | NSF/ANSI 42, 372 | Berkey's own replacement elements, sold through select dealers; no PFAS, fluoride or pharmaceutical claim | Drop-in continuity, far narrower claims than Black Berkey |
| Boroux Foundation elements | Limited independent testing | Newer brand aimed at the displaced Berkey community; fits Berkey housings | Convenient drop-in; verify claims yourself |
| AquaTru countertop | IAPMO to NSF/ANSI 42, 53, 58, 401 (varies by model) | Countertop reverse osmosis, not gravity; needs an outlet; about 4 gallons rejected per gallon made; demineralized water | RO performance with no plumbing, at the cost of counter space and daily refilling |
Specifications are from each brand's own published pages. Verify current certifications in NSF's product listing or the WQA product directory.
Berkey vs Reverse Osmosis: What a $1,275 Under-Sink System Does That a Countertop Bucket Can't
Reverse osmosis pushes water through a membrane with pores so small that dissolved contaminants cannot follow, which is why it carries certifications no gravity filter has ever earned: NSF/ANSI 58 for fluoride, lead and arsenic, NSF/ANSI 53 for PFAS and VOCs, and NSF/ANSI 401 for pharmaceuticals. Gravity moves water through carbon at the speed of, well, gravity. A membrane under 60 psi of house pressure is a different sport. It is the same core technology used in desalination plants, pharmaceutical manufacturing and dialysis. For former Berkey owners, here is what that means claim by claim:
| Capability | Gravity filters | Under-sink RO (GoodFor 8500) |
|---|---|---|
| PFAS (PFOA and PFOS) | Claimed by some brands, rarely certified | 99% reduction, NSF/ANSI 53 |
| Fluoride | Requires separate add-on elements | 96.5% reduction, NSF/ANSI 58 |
| Lead | Most brands claim reduction | 96.3% reduction, NSF/ANSI 58 |
| Arsenic | Varies, often uncertified | 97.3% arsenic V, 98.9% arsenic III, NSF/ANSI 58 |
| Pharmaceuticals and BPA | Not certified by any gravity brand | About 95 to 96%, NSF/ANSI 401 |
| VOCs | Limited or uncertified claims | 99.3% reduction, NSF/ANSI 53 |
| Flow | About 0.3 to 1 gallon per hour | On demand from a dedicated faucet, fed by a pressurized tank |
| Certification body | Varies; many self-reported | WQA certified, every claim searchable |
| Mineral retention | Yes | No at the membrane; restored with Sango Coral remineralization |
GoodFor 8500 figures are from its NSF/ANSI certifications. Gravity column reflects category-wide published data.
Does Reverse Osmosis Take the Minerals Out? Yes, and Remineralization Puts Them Back
Reverse osmosis does reduce dissolved minerals along with contaminants, and the fix is an inline remineralization stage after the membrane. "RO strips the good minerals" is the objection we hear most from former Berkey owners, and it is valid. A membrane doesn't discriminate. The minerals in tap water are a small share of your total intake (food, supplements and electrolytes do most of that work), but minerals in water do affect taste and how the water feels to drink.
This is why we pair every RO system with the GoodFor Sango Coral, an inline cartridge made from fossilized Okinawan coral that adds trace minerals back in ionized form after purification, so the water tastes full and smooth rather than flat. Its cartridge lasts about two years on average, where typical alkaline filters need changing every 6 to 12 months. Purify first, then put back what you want. The result is something no gravity filter can match: water that is both purified and mineral-rich. (Our guide to remineralizing RO water goes deeper.)
Best Berkey Alternative for Renters: The 2-in-1 Kitchen & RO Faucet
Renters can install under-sink reverse osmosis without a second hole in the counter by pairing it with the 2-in-1 Kitchen & RO Faucet (sold separately), which replaces the existing kitchen faucet with the RO tap built into the same fixture. One handle for regular water, one for purified. When you move, the original faucet goes back on and the system comes with you. That makes under-sink RO one of the few renter-friendly options that doesn't trade performance for portability. For the shower, an 8-stage shower filter installs in minutes; the rest of our renter-friendly options are in one place.
Installer's note. A standard reverse osmosis install adds a dedicated faucet, which means one hole in the counter or sink deck. The 2-in-1 faucet uses the hole your kitchen faucet already occupies, so the only plumbing work is under the sink: a feed valve, a drain connection and the system itself. It is the install we recommend for every renter.
Boris Jabotinsky, Licensed Master Plumber, CSLB #1102129, co-founder of The GoodFor Company
Beyond the Kitchen Tap: Whole-Home Water Treatment
A whole-home water filtration system treats every tap and shower in the house and is matched to your water: source, home size and local contaminants. There is no online checkout for whole-home systems by design; a free consultation is how we make sure the system fits. Whole-home water is for the house. For drinking, we still pair it with reverse osmosis at the kitchen tap, since softened water carries sodium and the certified PFAS and fluoride reduction happens at the RO membrane. (The complete whole-home guide covers sizing and media.)
Berkey Maintenance vs Under-Sink RO: Living With Each
The daily difference between a gravity filter and under-sink reverse osmosis is this: one of them is a chore and the other one is a faucet. If you've used a Berkey for more than a few months, you already know things the product pages don't mention, and this is where the two categories stop being comparable.
Gravity Filter Maintenance: Refilling, Scrubbing and Priming
A gravity filter needs refilling two or three times a day, element scrubbing every few weeks, and chamber cleaning on top of that. You fill the upper chamber. You wait. Depending on your system and how many elements you're running, you're looking at one to three hours before the lower chamber has enough water for your family. If you forgot to fill it before bed, you wake up to an empty tank. If you're cooking dinner and need filtered water for pasta, rice and drinking, you might not have enough. The dog needs water, the kids want refills, someone's making tea. You start rationing, or you quietly fill the pot from the tap because the Berkey can't keep up.
Then there's maintenance. Every few weeks you're pulling the elements, scrubbing the ceramic with a Scotch-Brite pad, cleaning biofilm from the chambers, checking for leaks where the housings meet. Fluoride add-ons need separate replacement on a shorter cycle. Priming new elements is a process. And through all of it there's a background question you can't fully answer: are these elements still performing the way they did on day one?
With gravity filters, the answer depends on who you ask. Original Black Berkey elements claimed 6,000 gallons per pair, but independent testing reported performance falling off well before that mark. British Berkefeld publishes a more conservative number: its Ultra Sterasyl elements are rated to 400 to 800 gallons (roughly six months), verified by NSF testing. That is a more reliable figure, but it means replacing elements twice a year.
Under-Sink RO Maintenance: One Faucet, Filters About Every Two Years
Under-sink reverse osmosis has one routine: you turn on the faucet, and a full filter set gets replaced about every two years on average.
The system lives under your sink, out of sight. A pressurized tank stores purified water and refills itself. When you need water for drinking, cooking, coffee, the dog bowl, rinsing produce or filling a bottle, you use the faucet. No planning ahead. No rationing. No wondering whether the tank has enough for the next hour.
Maintenance is a full set of replacement filters about every two years on average: twist out the old cartridges, twist in the new ones. No priming, no scrubbing, no disassembling chambers. And because the water is always there, you use it for everything. Berkey owners often told us they reserved filtered water for drinking only, cooking and pets on tap water, because the gravity filter couldn't keep up. With under-sink RO that compromise disappears. Every glass, every pot, every ice cube comes from the same certified source.
Which contaminants matter most depends on your supply. Fluoride and PFAS vary widely by city, and so do disinfection byproducts. Check what's in your water
Berkey, Phoenix, British Berkefeld and the GoodFor 8500, Side by Side
Put them next to each other and the GoodFor 8500 is the only option certified for PFAS, fluoride and pharmaceuticals, while the Phoenix filters that replaced Black Berkey elements are certified for chlorine taste and lead-free materials and nothing else. That is the whole comparison in one sentence; the table is for people who like to see it. Competitor data is from each brand's own published pages.
| Feature | Big Berkey (Phoenix filters) | British Berkefeld | AquaTru countertop | GoodFor 8500 |
|---|---|---|---|---|
| Technology | Gravity, carbon block | Gravity, ceramic and carbon | Countertop reverse osmosis | Under-sink reverse osmosis, four stages |
| NSF/ANSI certifications | 42, 372 | 42, 53, 372 | 42, 53, 58, 401 (varies by model) | 42, 53, 58, 401, 372 and CSA B483.1 |
| Certification body | NSF | NSF / IAPMO | IAPMO | WQA |
| PFAS certified | No | No | Select models | Yes, 99% PFOA and PFOS |
| Fluoride reduction | Add-on PF-2 only | Ultra Fluoride elements | Yes | Yes, 96.5% certified |
| Pharmaceuticals | Not certified | Not certified | Select models | Yes, NSF/ANSI 401 |
| Flow | About 0.75 gal/hr (2 elements) | About 0.3 to 0.4 gal/hr | Batch, about 0.12 gal/hr | On demand, tank-fed |
| Plumbing | None | None | None (needs power) | Under-sink install, no electricity |
| Mineral retention | Yes | Yes | No | Add Sango Coral remineralization |
| Renter-friendly | Yes | Yes | Yes | Yes, with the 2-in-1 faucet (sold separately) |
| Replacement cycle | Varies by element | About every 6 months | Every 6 to 12 months by stage | Full set about every 2 years on average |
| Warranty | Varies by dealer | 2 years | 1 year | 10 years on tank and valves |
| Price | About $350 to $450 | About $265 to $350 | About $400 to $500 | $1,275 |
For the rest of the GoodFor lineup: Pur-Alk RO $699, GoodFor 7000 $997, The Hydration Stack $2,499. Competitor specifications are as published by each brand; verify current listings at NSF, WQA or IAPMO.
How to Choose a Berkey Alternative for Your Home
The right Berkey alternative comes down to one question: do you have a kitchen sink? If yes, under-sink reverse osmosis wins on certification, convenience and cost per gallon, and it is not close. If no, because you are off-grid, in an RV or prepping for the week the water goes out, a certified gravity unit is the right tool and we will tell you so. After hundreds of conversations with former Berkey owners, this is how it sorts out:
Stay with gravity. British Berkefeld, or ProOne G2.0 elements in your existing housing. No electricity, no plumbing, portable. This is the one situation where gravity filters are the right answer.
Under-sink RO with the 2-in-1 Kitchen & RO Faucet (sold separately): no second hole, fully reversible at lease end, and far better performance than a countertop RO unit you refill by hand.
Under-sink RO. The GoodFor 7000 (formerly the MicroMax 7000) for certified chlorine, lead and TDS reduction (NSF/ANSI 42, 58, 372), or the GoodFor 8500 for certified PFAS, fluoride, pharmaceutical and VOC reduction. Add Sango Coral if mineral retention is why you chose Berkey.
The Hydration Stack: the GoodFor 8500 plus Sango Coral remineralization and UMH Pure structuring, from one tap.
Start with a consultation. Whole-home systems are matched to your water test, pipe size and contaminant profile. That isn't something to buy off a blog, including ours. Most whole-home customers also add RO at the kitchen sink.
This content is for educational purposes only and is not a substitute for professional medical advice.
Jane's approach guides the GoodFor philosophy: ask the right questions, share what we know, and help you decide what makes sense for your home. Drawing on thousands of water consultations, she built GoodFor with co-founder Boris Jabotinsky to be the thorough resource she wished had existed when she started.
Ready to upgrade from your Berkey?
From certified under-sink RO to whole-home treatment, our team will show you what makes sense for your water and your home. No pressure, no obligation.
Frequently Asked Questions
Are Berkey water filters still available in the US?
The original Black Berkey filter elements remain off the US market under the EPA's stop-sale order. Berkey stainless housings are still sold by some dealers, and "Phoenix" replacement filters, made in partnership with a third party, are available through select authorized dealers. Phoenix filters carry NSF/ANSI 42 and 372 certification but not the broad contaminant claims of the original Black Berkey elements. The lawsuit between Berkey International and the EPA was still unresolved at this article's last update.
What is the best alternative to a Berkey water filter?
For verified contaminant reduction in everyday drinking water, the best Berkey alternative is an under-sink reverse osmosis system such as the GoodFor 8500 (formerly the MicroMax 8500), certified to NSF/ANSI 42, 53, 58, 401 and 372, which covers PFAS, fluoride, lead, VOCs and pharmaceuticals, more than any gravity filter on the market. Pairing it with a GoodFor Sango Coral remineralization cartridge restores the minerals Berkey owners value. If you need a gravity unit for off-grid use, British Berkefeld with Ultra Fluoride elements has the strongest third-party certification in that category.
Is reverse osmosis better than a Berkey?
For certified contaminant reduction, yes. Reverse osmosis rejects dissolved contaminants at the membrane, including PFAS, fluoride, pharmaceuticals and VOCs, which gravity filters either can't address or claim to address without third-party certification. Gravity filters keep minerals in the water, since RO reduces dissolved minerals along with contaminants; an inline remineralization cartridge after the membrane solves that. Gravity filters are the better choice only for off-grid situations with no plumbing or electricity.
Does Berkey filter out PFAS?
Berkey's original Black Berkey elements claimed PFAS reduction based on self-commissioned lab testing, but they were never certified to NSF/ANSI 53 for PFOA and PFOS by an accredited third party, and the current Phoenix replacement filters make no PFAS claim at all (they are certified to NSF/ANSI 42 and 372). For certified PFAS reduction at the tap, use a reverse osmosis system certified to NSF/ANSI 53, such as the GoodFor 8500, which is certified for 99% PFOA and PFOS reduction.
Phoenix filters vs Berkey: what is the difference?
Phoenix filters are the replacement elements Berkey introduced after the EPA stop-sale on Black Berkey elements. They fit the same stainless housings but carry a much narrower set of claims: NSF/ANSI 42 (chlorine taste and odor) and 372 (lead-free materials) certification, with no certified claims for PFAS, fluoride, pharmaceuticals or the long list of contaminants the original Black Berkey elements advertised. If those broader claims were why you bought a Berkey, a Phoenix filter does not replace them.
Can I use a Berkey alternative if I rent my apartment?
Yes. Gravity filters need no plumbing at all. For under-sink reverse osmosis, GoodFor offers a 2-in-1 Kitchen & RO Faucet (sold separately) that replaces your existing kitchen faucet with the RO tap built into the same fixture, so no second hole is drilled. When you move, swap the original faucet back and take the system with you. GoodFor ships nationwide and provides phone support with a master plumber for your local installer.
Why didn't Berkey get NSF certification?
Berkey stated that NSF certification would be cost-prohibitive and that its products were tested by independent labs to equivalent standards. Critics note that certification costs are a standard business expense for water treatment manufacturers and that Berkey's lab tests were self-commissioned, meaning the company chose the labs and the parameters. The distinction matters: NSF/ANSI or WQA certification involves unannounced facility audits and regular retesting, not a one-time lab report. Many Berkey owners were unaware of that distinction, which is one reason the EPA situation came as such a shock.
Does reverse osmosis take the minerals out of water?
Yes. An RO membrane reduces dissolved minerals along with contaminants, which is the most common concern former Berkey owners raise. The solution is inline remineralization after the membrane: GoodFor's Sango Coral cartridge, made from fossilized Okinawan coral, adds trace minerals back in ionized form and lasts about two years on average. The result is water that is both purified and mineral-rich. The Hydration Stack packages the GoodFor 8500, Sango Coral and UMH Pure structuring as one system.
How much does it cost to replace a Berkey with a reverse osmosis system?
GoodFor's certified under-sink systems run from the GoodFor 7000 (NSF/ANSI 42, 58, 372) to the GoodFor 8500 (adds NSF/ANSI 53 and 401 for PFAS, VOCs and pharmaceuticals), with prices listed on each product page, and both carry a 10-year warranty on tank and valves. Up front that is more than a gravity unit, but you get certified performance, water on tap for every use in the kitchen, and a full replacement filter set about every two years on average instead of elements scrubbed monthly and replaced every six months. Installation is quoted separately in GoodFor's service metros; shipped systems come with phone support from a master plumber for your local installer.
What certifications should I look for in a water filter?
Look for NSF/ANSI certifications verified by an accredited third party (NSF International, WQA or IAPMO). The key standards are NSF/ANSI 42 (chlorine taste and odor), NSF/ANSI 53 (health-effects contaminants including VOCs and PFAS), NSF/ANSI 58 (reverse osmosis performance including lead, fluoride, arsenic and TDS) and NSF/ANSI 401 (emerging contaminants such as pharmaceuticals). "Tested to NSF standards" is not the same as certified: certification requires facility audits and retesting, not a single lab report. You can check any product's status in the NSF and WQA listing databases.
Can GoodFor install a system if I don't live in California, Texas or Florida?
GoodFor ships drinking water systems nationwide and offers virtual consultations in every state. Professional installation is available in Southern California, Houston, Austin, Tampa and Miami/Ft. Lauderdale. Outside those metros, your local plumber handles the installation while GoodFor's master plumber provides guidance by phone or video, so the system is installed correctly wherever you are.