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Bath Filter

Fail

Demand is soft, at -31.3% this quarter, so Bath Filter is a Fail.

Flapen Score
44
44 / 100
Ranks 1,524 of 2,225 DIY & Tools niches · −5 vs the category median of 49
Market size
£47K/yr49K searches / yr
90-day growth
-31.3%search demand this quarter
Competition
79%top-5 click share · 10 brands · 64 sellers

Flapen Score

Bath Filter against its category

The dotted line is the DIY & Tools average. Past it, Bath Filter is stronger. Inside it, weaker.

44Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Bath Filter market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Bath Filter 49K times last year and spent an estimated £47K. The top 5 brands take 86% of clicks. Demand peaks in Jan–Feb–Apr. Flapen scores it 44 out of 100, a Fail.

01 · Demand

An estimated 4.5% of those searches ended in a purchase.

Shoppers searched for this 49K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 4.5% of those searches ended in a purchase. Searches in the last 90 days moved -31.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated £47K a year.

Searches, last 12 months
49K
Growth, 90 days vs prior 90
-31.3%
Conversion, latest week
4.5%
Market size, estimated
£47Ka year
Peak month
April2.0× the quietest month
Top search term
bath filter21K searches a year

02 · Price

A sale here is worth £21.29.

Listings sell for £21.29 on average, from £10.32 to £67.25. Amazon reports units sold in ranges. This niche sold 3K to 3K a year. The average listing sells 100 to 250 of them. At £21.29 that is £2K to £5K a year per listing.

Average price
£21.29inside the $15 to $100 sweet spot
Price range
£10.32–£67.25
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
3K–3K
Units per listing a year
100–250
Revenue per listing a year
£2K–£5K
Returns
1.2%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is ads.

92% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 30.8% of listings are out of stock. The average listing ranks #40 within Kitchen & Bath Fixtures. It carries 488 reviews at 4.29 stars, so a new listing needs social proof before a better product.

Sponsored listings
92%
Prime listings
100%
Out of stock, average day
30.8%
Average rank
#40in Kitchen & Bath Fixtures
Average rating
4.29 starsAmazon United Kingdom average 4.36 stars
Average reviews
488per listing
Listings tracked
12

04 · Newcomers

0 of last year's 1 launches cleared the first-year sales bar.

1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 29 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
1
Successful launches
0Amazon's first-year sales bar
Average brand age
29 months

Products

Top Bath Filter products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 22, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 79% of clicks. A locked shelf that new listings rarely crack.

£0£5K£9K£14K£19K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

10 rising

Sellers

64

Est. top-5 brand share

86%

Top 20: 100%

Est. top-5 click share

79%

Top 20: 100%

Open market

10%

  • FEELSO36%
  • Santevia20%
  • MoKo16%
  • Tubo10%
  • Tylola4%
  • Zeldko4%
  • Open — no brand owns it (4 brands, 10%)

Demand

Bath Filter search demand

Weekly searches over the year, seasonality beneath. Pick a range.

2K1KSpike '25Prime Day '25Black Friday '25Spike '26FebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Jan, Feb, Apr · busiest ÷ quietest = 2.0×

Search terms

Top Bath Filter search terms shoppers use

The exact words shoppers type, with estimated yearly volume, growth, and conversion.

  • bath filter21K/yr
  • bath water filter13K/yr
  • bath filter for baby5K/yr
  • bath tap filter6K/yr
  • tubo bath filter4K/yr

Reviews and returns

What reviews say buyers love and hate about Bath Filter

We read the reviews and the return reasons for every product selling here.

19%of positive reviews mention “Ease Of Use”
22%of negative reviews mention “Filtration”
1.2%of orders come back
“Honestly, its really hard to tell if this bath filter is actually doing anything to help our little ones eczema”
A buyer, on “Filtration”22% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

18 topics

NegativePositive

FAQ

Common Bath Filter questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data