Toilet Sealant
FailThe top 5 products take 100% of clicks, so Toilet Sealant is a Fail.
- Flapen Score
- 35 / 100Ranks 2,091 of 2,225 DIY & Tools niches · −14 vs the category median of 4935
- 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.
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.
Top sellers
by estimated 90-day click share
EVO-STIK Plumbers Mait 750g - Non-Setting Putty for Sanitary Joints - Permanant Flexibility - Waterproof
- Price
- £4.17
- Rating
- 4.5/5
- Reviews
- 3,686
- Age
- 19y ago

Black Swan Stay Soft Plumbers Putty Flexible Sealant Seal Sink Tap Basin Bath (397 Grams)
- Price
- £8.25
- Rating
- 4.5/5
- Reviews
- 11
- Age
- 2y ago

Everbuild 113 Plumbers Putty Beige 750 g
- Price
- £4.94
- Rating
- 4.3/5
- Reviews
- 227
- Age
- 19y ago

Kudos-Trading - Fernox 61016 Leak Sealer LS-X External Or Internal Water Pipe Leakage Repair Seal Jointing Compound 50g Plumbers Pipe Fitters DIY plumbers mait
- Price
- £11.68
- Rating
- 4.3/5
- Reviews
- 382
- Age
- 3y ago
Trending
estimated 90-day click momentum
Black Swan Stay Soft Plumbers Putty Flexible Sealant Seal Sink Tap Basin Bath (397 Grams)
- Price
- £8.25
- Rating
- 4.5/5
- Reviews
- 11
- Age
- 2y ago

EVO-STIK Plumbers Mait 750g - Non-Setting Putty for Sanitary Joints - Permanant Flexibility - Waterproof
- Price
- £4.17
- Rating
- 4.5/5
- Reviews
- 3,686
- Age
- 19y ago

Kudos-Trading - Fernox 61016 Leak Sealer LS-X External Or Internal Water Pipe Leakage Repair Seal Jointing Compound 50g Plumbers Pipe Fitters DIY plumbers mait
- Price
- £11.68
- Rating
- 4.3/5
- Reviews
- 382
- Age
- 3y ago

Everbuild 113 Plumbers Putty Beige 750 g
- Price
- £4.94
- Rating
- 4.3/5
- Reviews
- 227
- Age
- 19y ago
Newest
by launch date
Black Swan Stay Soft Plumbers Putty Flexible Sealant Seal Sink Tap Basin Bath (397 Grams)
- Price
- £8.25
- Rating
- 4.5/5
- Reviews
- 11
- Age
- 2y ago

Kudos-Trading - Fernox 61016 Leak Sealer LS-X External Or Internal Water Pipe Leakage Repair Seal Jointing Compound 50g Plumbers Pipe Fitters DIY plumbers mait
- Price
- £11.68
- Rating
- 4.3/5
- Reviews
- 382
- Age
- 3y ago

Everbuild 113 Plumbers Putty Beige 750 g
- Price
- £4.94
- Rating
- 4.3/5
- Reviews
- 227
- Age
- 19y ago

EVO-STIK Plumbers Mait 750g - Non-Setting Putty for Sanitary Joints - Permanant Flexibility - Waterproof
- Price
- £4.17
- Rating
- 4.5/5
- Reviews
- 3,686
- Age
- 19y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 100% of clicks. A locked shelf that new listings rarely crack.
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.
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.
“Tried numerous times, still leaking”
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
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
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








