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Toilet Sealant

Fail

The top 5 products take 100% of clicks, so Toilet Sealant is a Fail.

Flapen Score
35
35 / 100
Ranks 2,091 of 2,225 DIY & Tools niches · −14 vs the category median of 49
Market size
£103K/yr80K searches / yr
90-day growth
-26.1%search demand this quarter
Competition
100%top-5 click share · 4 brands · 37 sellers

Flapen Score

Toilet Sealant against its category

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

35Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Toilet Sealant market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Toilet Sealant 80K times last year and spent an estimated £103K. All 4 brands take every click. Flapen scores it 35 out of 100, a Fail.

01 · Demand

An estimated 17.8% of those searches ended in a purchase.

Shoppers searched for this 80K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 17.8% of those searches ended in a purchase. Searches in the last 90 days moved -26.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated £103K a year.

Searches, last 12 months
80K
Growth, 90 days vs prior 90
-26.1%
Conversion, latest week
17.8%
Market size, estimated
£103Ka year
Peak month
February1.6× the quietest month
Top search term
plumbers putty35K searches a year

02 · Price

A sale here is worth £7.26.

Listings sell for £7.26 on average, from £4.17 to £11.68. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 1,500 to 2,000 of them. At £7.26 that is £11K to £15K a year per listing.

Average price
£7.26under the $15 to $100 sweet spot
Price range
£4.17–£11.68
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
10K–13K
Units per listing a year
1,500–2,000
Revenue per listing a year
£11K–£15K
Returns
0.5%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

50% of listings pay for placement with sponsored ads. 75% ship with Prime. On an average day, 10.3% of listings are out of stock. The average listing ranks #497 within Adhesives & Sealers. It carries 1,077 reviews at 4.40 stars, so a new listing needs social proof before a better product.

Sponsored listings
50%
Prime listings
75%
Out of stock, average day
10.3%
Average rank
#497in Adhesives & Sealers
Average rating
4.40 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,077per listing
Listings tracked
4

04 · Newcomers

Brands here are settling in.

The brands on the shelf have sold for 49 months on average, so the names here are settling in.

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

Products

Top Toilet Sealant 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 100% of clicks. A locked shelf that new listings rarely crack.

£0£26K£51K£77K£103K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

4 falling

Sellers

37

Est. top-5 brand share

100%

Top 20: 100%

Est. top-5 click share

100%

Top 20: 100%

Open market

0%

  • EVO-STIK84%
  • LavaTap6%
  • Sika5%
  • Kudos-Trading4%

Demand

Toilet Sealant search demand

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

2K2KSpike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.6×

Search terms

Top Toilet Sealant search terms shoppers use

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

  • plumbers putty35K/yr
  • plumbers mate20K/yr
  • plumbers mait10K/yr
  • boss white jointing compound5K/yr
  • plumbers paste6K/yr
  • plumbers mate putty3K/yr

Reviews and returns

What reviews say buyers love and hate about Toilet Sealant

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

25%of positive reviews mention “Quality-Overall”
50%of negative reviews mention “Leak-Proof”
0.5%of orders come back
“Tried numerous times, still leaking”
A buyer, on “Leak-Proof”50% 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.

10 topics

NegativePositive

FAQ

Common Toilet Sealant 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