---
title: "Filter Media — £73K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/filter-media"
last_updated: "2026-08-01T02:05:38.440Z"
locale: en
meta:
description: "Niche score 59/100 · £73K/yr market · 96K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 59/100 · £73K/yr market · 96K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Filter Media — £73K/yr Amazon UK Niche (2026) - Flapen"
---
# **filter media**
**Worth a look**
Shows low returns (0.4%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 18Growth 37Conversion 66Competition 89Returns 98Price range 67Avg price 57Brand share 72Review moat 64Quality gap 40
**Returns**
**Incredible****0.4%**
return rate — above 5% kills the launch gate
**Competition**
**Great****26%**
top-5 click share — an open shelf
**Brand share**
**Good****62%**
top-5 brand share — brands hold most of the demand
**Price range**
**Good****£3.11–£38.99**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****5.9%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****949.86**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Good****£12.79**
avg listing price — sweet spot $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Okay****+9.6%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****£73K**
£73K/yr · 96K searches
According to Flapen's Amazon United Kingdom niche tracking, filter media is a £73K/yr Amazon United Kingdom market (96K searches/yr). The top 5 brands hold 62% of demand. Verdict: Worth a look — 59/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **filter media market data**
- **Units sold / yr**
- **6K–8K**
- avg 0–100/product
- **Revenue / yr**
- **£77K–£102K**
- units × avg price
- **Conversion rate**
- **5.9%**
- **Avg BSR**
- **#214**
- **Page quality**
- **0%**
- **Prime**
- **68%**
- **Sponsored**
- **72%**
- **Out of stock**
- **6.6%**
- **Avg brand age**
- **44 months**
- **Avg seller age**
- **182 days**
## **Competition & brand share**
Clicks spread well past the top 5 (26% combined) — an open shelf where new products get seen.
**Brands**
**34 **▼falling
**Sellers**
**96**
**Top-5 brand share**
**62%**
Top 20: 92%
**Top-5 click share**
**26%**
Top 20: 62%
**Open market**
**35%**
- Fluval35% - Finest-Filters14% - RUIENGCOMM5% - Pawfly4% - beaufan4% - Finest Aquatics4%
## **Demand**
Weekly Amazon search volume, last 29 weeks — +9.6% search growth over the last 90 days.
2K2KSpike '26Jan '26Feb '26Mar '26Mar '26Apr '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/uk/home-garden/filter-media/trend)
## **Top filter media search terms**
- **pond filter media**17K/yr+157.4%3.5% conv. - **fluval 307 filter media**18K/yr-16.6%8.8% conv. - **filter media**16K/yr-4.0%3.0% conv. - **aquarium filter media**16K/yr-16.9%3.0% conv. - **pond media**5K/yr+120.4%2.5% conv. - **filter media for fish tank**8K/yr-39.9%4.5% conv. - **fish tank filter media**6K/yr-18.1%4.4% conv. - **fluval filter media**5K/yr-19.4%4.8% conv. - **fluval 407 filter media**5K/yr-33.7%8.3% conv. [**All search terms **](https://flapen.com/research/uk/home-garden/filter-media/search-terms)
## **Top filter media 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%2%£1K4%£3K6%£4K8%£6K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Finest-Filters 1000g (1kg) Ceramic Filter Rings for Aquarium/Pond Filters**Finest-Filters**£7.98**4.6★1,456 rev](https://www.amazon.co.uk/dp/B00B0DIPVM) [2**Fluval 306/307 Filter Media Bio-Foam Value Pack**Fluval**£14.75**4.7★2,904 rev](https://www.amazon.co.uk/dp/B08FYSKW1F) [3**FLUVAL 307/407 Media Value Pack**Fluval**£38.99**4.7★710 rev](https://www.amazon.co.uk/dp/B08FYVRBSL) [4**RUIENGCOMM 100 Pcs Bio Porous Filter with Cotton Aquarium Fish Tank Bio Balls Filter Bio Balls Filter Water Filter Material Bio Media Bio Balls for Fish Tank Pond Aquarium Waterfall Fountain**RUIENGCOMM**£4.40**4.4★73 rev](https://www.amazon.co.uk/dp/B0D9S6KNPX) [5**Fluval U2/U3/U4 Internal Filter Biomax 110g**Fluval**£4.57**4.7★3,598 rev](https://www.amazon.co.uk/dp/B001XRR2IM)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**beaufan 38 Pack Aquarium Filter Media Kit Compatible with Fluval 306/307 Canister Filters Includes Bio Foam Activated Carbon & Ceramic Rings (2 Sets Maintenance Bundle)**beaufan**£38.24**19 rev5mo ago](https://www.amazon.co.uk/dp/B0GKPJPMPM) [**36 Pcs Filter Media Kit for Fluval 306/307 Canister Filters Include Water Polishing Pad Bio-Foam Pad Ammonia/Phosphate/Nitrite Remover 500g BioMax Media 500g Carbon Silicone Lube Filter Mesh Bag**Tofcbye**£28.16**42 rev8mo ago](https://www.amazon.co.uk/dp/B0G28NT1KZ) [**Aquarium Filter Media Balls 420g Aquarium Filter Media Accessories for Aquarium Filters Ceramic Rings Biological Filter Bioballs Biochemical Porous Filter for Fish Tank Pond Canister Filter**Bessy shop**£7.69**9 rev1y ago](https://www.amazon.co.uk/dp/B0FHDBPTY1) [**TOPZEA 6 Lb/2700g Aquarium Filter Media Ceramic Rings Premier Bio Filter Medias with Zipper Mesh Bags for Koi Pond Canister Fish Tank Filter Pure White**TOPZEA**£12.30**106 rev1y ago](https://www.amazon.co.uk/dp/B0CJ99YQYV) [**Pawfly 3 Pack Aquarium Filter Media Pad for Fish Tank Filters Aquarium Filter Media Sponge Filter Floss for Sumps Ponds Hydroponics Fine Medium Coarse Foam Floss for Water Filtration 45cm L x 28cm W**Pawfly**£8.98**148 rev1y ago](https://www.amazon.co.uk/dp/B0DH2FM5DX)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**allpondsolutions Pond Koi Filter Media Bio Cell Similar to K3 (K3 5 Litre Portion)**allpondsolutions**£8.27**4.7★**▲ 222%**](https://www.amazon.co.uk/dp/B0717B4RKF) [**Pisces Alfagrog Biological Filter Media 15kg 15000g 25 Litre Sack Porous Ceramic Stone Bio Media**Pisces**£22.58**4.2★**▲ 126%**](https://www.amazon.co.uk/dp/B0078PZRWG) [**FLUVAL U2 Filter Media Value Pack Brand Genuine Complete Internal Filter Kit**Fluval**£14.38**4.7★**▲ 104%**](https://www.amazon.co.uk/dp/B0D9YHSLWQ) [**beaufan 38 Pack Aquarium Filter Media Kit Compatible with Fluval 306/307 Canister Filters Includes Bio Foam Activated Carbon & Ceramic Rings (2 Sets Maintenance Bundle)**beaufan**£38.24**4.9★**▲ 102%**](https://www.amazon.co.uk/dp/B0GKPJPMPM) [**Love Aquatics 5 Metre of 10-12 mm Thick Pond Filter Wool Koi Carp Pump Aquarium Pond Filter Media Medium Wool Floss**Love Aquatics**£14.78**4.5★**▲ 71%**](https://www.amazon.co.uk/dp/B01MR6YVDT)
**~~View all trending →~~**
## **What buyers say about filter media**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Filtration**22%
*“amazing filter quality”*
**Quality-Overall**22%
*“Good filter sponge”*
**Value For Money**22%
*“Good Price”*
**Advertised Vs Actual Product**12%
*“Does what it says”*
**Size-Overall**7%
*“Good fit”*
**Water Resistance**2%
*“Clear pond water”*
**Ease Of Use**2%
*“Easy to use”*
**Ease Of Cleaning**2%
*“easy to clean once dirty 10/10”*
**Material Quality**2%
*“The first thing I noticed is how fine and dense the material is, which helps trap debris, uneaten food, and other particles effectively, keeping the water clear”*
**Water Flow**1%
*“Useful for putting around the water pump in fish pond”*
### **What buyers complain about **
**Size-Overall**25%
*“Very tiny”*
**Thickness**23%
*“NOT 10-12MM THICK DONT BUY”*
**Advertised Vs Actual Product**8%
*“Picture is misleading”*
**Quality-Overall**7%
*“don't buy very cheap”*
**Value For Money**6%
*“expensive though”*
**Durability**3%
*“doesnt last long”*
**Filtration**2%
*“Definitely not 1cm thick cant comment on product filter quality as not used”*
**Jamming/Clogging**1%
*“If you put it in any tank it would be clogged solid in a couple of hours”*
**Shape/Style**1%
*“Scrunch up, not square or the size stated”*
**Ease Of Cleaning**1%
*“will need a lot of cleaning”*
### **Top return reasons **
**Size-Overall**45%
**Compatibility-Overall**14%
**Filtration**9%
**Quality-Overall**8%
**Advertised Vs Actual Product**7%
**Thin**4%
**Thickness**4%
**Functionality-Overall**2%
**Defective Material/Parts**2%
**Leak-Proof**1%
## **Common questions**
- **Is filter media profitable to sell on Amazon United Kingdom?**
- The niche generates £73K/yr across 69 tracked products. 2 of 9 products launched in the last 360 days are still selling. 90-day search growth is +9.6%. Flapen's verdict: Worth a look (59/100).
- **How competitive is the filter media niche?**
- 34 brands and 96 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 62% of demand.
- **What do buyers complain about in filter media?**
- Top complaints mined from reviews: Size-Overall, Thickness, Advertised Vs Actual Product. The return rate is 0.4%.
- **What does it cost to enter the filter media niche?**
- Listings span £3.11–£38.99; the average listing price is £12.79 (sweet spot $15–$100). The average incumbent carries 950 reviews — the moat a new listing must climb.
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