---
title: "Berkey Water Filter Uk — £109K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/diy-tools/berkey-water-filter-uk"
last_updated: "2026-07-31T16:09:50.358Z"
locale: en
meta:
description: "Niche score 34/100 · £109K/yr market · 36K searches/yr · £139.57 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 34/100 · £109K/yr market · 36K searches/yr · £139.57 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Berkey Water Filter Uk — £109K/yr Amazon UK Niche (2026) - Flapen"
---
# **berkey water filter uk**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 26Growth 13Conversion 27Competition 17Returns 84Price range 27Avg price 62Brand share 0Review moat 74Quality gap 62
**Returns**
**Great****1.6%**
return rate — above 5% kills the launch gate
**Review moat**
**Good****543.45**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Good****£139.57**
avg listing price — sweet spot $15–$100
**Conversion**
**Okay****2.1%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Okay****£32.99–£280.90**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Okay****£108K**
£109K/yr · 36K searches
**Competition**
**Bad****79%**
top-5 click share — a locked-up shelf
**Growth**
**Bad****-23.9%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=uk&signal=high_price "Avg price > $50")
According to Flapen's Amazon United Kingdom niche tracking, berkey water filter uk is a £109K/yr Amazon United Kingdom market (36K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 34/100.
Data updated Jul 22, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **berkey water filter uk market data**
- **Units sold / yr**
- **250–500**
- avg 0–100/product
- **Revenue / yr**
- **£35K–£70K**
- units × avg price
- **Conversion rate**
- **2.1%**
- **Avg BSR**
- **#105**
- **Page quality**
- **0%**
- **Prime**
- **91%**
- **Sponsored**
- **73%**
- **Out of stock**
- **1.4%**
- **Avg brand age**
- **46 months**
- **Avg seller age**
- **215 days**
## **Competition & brand share**
The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **▼falling
**Sellers**
**9**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**79%**
Top 20: 100%
**Open market**
**0%**
- DOULTON72% - Weeplow11% - Berkey10% - Spares2go5% - Euroguard2% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -23.9% search growth over the last 90 days.
2K2KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/uk/diy-tools/berkey-water-filter-uk/trend)
## **Top berkey water filter uk search terms**
- **berkey water filter**24K/yr-22.5%1.4% conv. - **berkey water filter uk**11K/yr-25.8%1.3% conv. - **berkey**2K/yr-26.4%0.6% conv. [**All search terms **](https://flapen.com/research/uk/diy-tools/berkey-water-filter-uk/search-terms)
## **Top berkey water filter uk products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%15%£16K30%£33K45%£49K60%£65K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 11 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**British Berkefeld 6L Ultra Sterasyl Gravity Water Filter System**DOULTON**£129.68**4.5★795 rev](https://www.amazon.co.uk/dp/B09P41JNNX) [2**British Berkefeld 8.5L Ultra Sterasyl Gravity Water Filter System**DOULTON**£142.19**4.5★795 rev](https://www.amazon.co.uk/dp/B0DJPDY1V3) [3**British Berkefeld 7 Ultra Sterasyl Ceramic Gravity Filter Cartridge | 2 Pack| Reduces Contaminants | Suitable for All Gravity Cans | Improves Taste & Odour | NSF Certified Candle Element**DOULTON**£36.83**4.7★1,058 rev](https://www.amazon.co.uk/dp/B00519CVJ8) [4**Weeplow - 2 Berkey Filters for Berkey Gravity Water Filter Systems Purification Element Compatible with Travel Big Royal Imperial Crown Light Series**Weeplow**£65.69**4.4★697 rev](https://www.amazon.co.uk/dp/B09JPD7BSF) [5**Big Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 2.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters**Berkey**£280.90**4.2★164 rev](https://www.amazon.co.uk/dp/B0CBVMTYMG)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**British Berkefeld 8.5L Ultra Sterasyl Gravity Water Filter System**DOULTON**£142.19**795 rev1y ago](https://www.amazon.co.uk/dp/B0DJPDY1V3) [**British Berkefeld 8.5L Ultra Fluoride Gravity Water Filter System**DOULTON**£172.26**29 rev1y ago](https://www.amazon.co.uk/dp/B0C2D9BW8V) [**Travel Berkey 1.5 Gal. Water Purifier 2 Filters**Berkey**£253.66**51 rev1y ago](https://www.amazon.co.uk/dp/B00FQP2CUU) [**EuroGuard Gravity Water Filter System 8.5L 304 Stainless Steel Drinking Water Purifier System with Two Carbon Water Filters | Premium Metal Tap | Best for Camping Outdoors or Home**Euroguard**£104.44**60 rev2y ago](https://www.amazon.co.uk/dp/B0CMP5KWKH) [**Big Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 2.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters**Berkey**£280.90**164 rev2y ago](https://www.amazon.co.uk/dp/B0CBVMTYMG)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Weeplow Earth Gravity Water Filter System 8.5L Stainless Steel Countertop Filter Compatible with Berkey Systems Includes 2 OPure 2 Filter Elements**Weeplow**£153.83**4.6★**▲ 310%**](https://www.amazon.co.uk/dp/B0BFB8YQFL) [**Weeplow - 2 Berkey Filters for Berkey Gravity Water Filter Systems Purification Element Compatible with Travel Big Royal Imperial Crown Light Series**Weeplow**£65.69**4.4★**▲ 101%**](https://www.amazon.co.uk/dp/B09JPD7BSF) [**British Berkefeld 7 Ultra Sterasyl Ceramic Gravity Filter Cartridge | 2 Pack| Reduces Contaminants | Suitable for All Gravity Cans | Improves Taste & Odour | NSF Certified Candle Element**DOULTON**£36.83**4.7★**▲ 68%**](https://www.amazon.co.uk/dp/B00519CVJ8) [**British Berkefeld 8.5L Ultra Sterasyl Gravity Water Filter System**DOULTON**£142.19**4.5★**▲ 54%**](https://www.amazon.co.uk/dp/B0DJPDY1V3) [**British Berkefeld 8.5L Ultra Fluoride Gravity Water Filter System**DOULTON**£172.26**4.3★**— 6%**](https://www.amazon.co.uk/dp/B0C2D9BW8V)
**~~View all trending →~~**
## **What buyers say about berkey water filter uk**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**20%
*“Well worth the money”*
**Quality-Overall**19%
*“the quality of water produced is fantastic”*
**Filtration**17%
*“Great filtration”*
**Assembly/Installation**6%
*“Easy to assemble”*
**Design-Overall**5%
*“An absolute object of beauty”*
**Advertised Vs Actual Product**4%
*“it does what it says”*
**Smell**3%
*“Best thing we ever bought, you can not smell or taste tge chlorine from the tap water when you use this appliance, it's brilliant”*
**Locally Manufactured**2%
*“British made and long may it stay that way”*
**Ease Of Use**2%
*“easy to use”*
**Soft Feel**1%
*“The difference with the water is unbelievable, so soft”*
### **What buyers complain about **
**Filtration**22%
*“Water filtration appears very slow”*
**Leak-Proof**22%
*“Leaky tap”*
**Value For Money**6%
*“The filters are also rather expensive”*
**Size-Overall**6%
*“the seller sent me the incorrect size”*
**Functionality-Overall**6%
*“then it stopped working so Im trying to send this back”*
**Assembly/Installation**4%
*“The set up is rather expensive”*
**Instructions/User Manual/Troubleshooting**3%
*“Oh yes, big one - the instructions are really poor and if you're looking for English instructions all the qr codes lead you to a french page, and the instruction video is poor too”*
**Advertised Vs Actual Product**3%
*“.You wont see that in the glossy adverts”*
**Water Resistance**3%
*“why on earth it can not be used on anything other than clean tap water if it does really filter all the bad out”*
### **Top return reasons **
**Filtration**25%
**Size-Overall**25%
**Leak-Proof**20%
**Compatibility-Overall**8%
**Functionality-Overall**3%
**Advertised Vs Actual Product**3%
**Value For Money**3%
**Smell**2%
**Hard Feel**1%
**Color Fading/Discoloration**1%
## **Common questions**
- **Is berkey water filter uk profitable to sell on Amazon United Kingdom?**
- The niche generates £109K/yr across 11 tracked products. 90-day search growth is -23.9%. Flapen's verdict: Skip it (34/100).
- **How competitive is the berkey water filter uk niche?**
- 5 brands and 9 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in berkey water filter uk?**
- Top complaints mined from reviews: Filtration, Leak-Proof, Value For Money. The return rate is 1.6%.
- **When does demand for berkey water filter uk peak?**
- Demand is steady year-round — the busiest month runs 1.6× the quietest.
- **What does it cost to enter the berkey water filter uk niche?**
- Listings span £32.99–£280.90; the average listing price is £139.57 (sweet spot $15–$100). The average incumbent carries 543 reviews — the moat a new listing must climb.
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