Toilet Flush System
MaybeThe top 5 brands take only 55% of clicks. But demand is soft, at +0.8% this quarter, so Toilet Flush System is a Maybe.
- Flapen Score
- 52 / 100Top 33% of 2,225 DIY & Tools niches · +3 vs the category median of 4952
- Market size
- £208K/yr408K searches / yr
- 90-day growth
- +0.8%search demand this quarter
- Competition
- 49%top-5 click share · 22 brands · 46 sellers
Flapen Score
Toilet Flush System against its category
The dotted line is the DIY & Tools average. Past it, Toilet Flush System is stronger. Inside it, weaker.
Market
The Toilet Flush System market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Toilet Flush System 408K times last year and spent an estimated £208K. The top 5 brands take 55% of clicks. Flapen scores it 52 out of 100, a Maybe.
01 · Demand
An estimated 3.9% of those searches ended in a purchase.
Shoppers searched for this 408K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 3.9% of those searches ended in a purchase. Searches in the last 90 days moved +0.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £208K a year.
- Searches, last 12 months
- 408K
- Growth, 90 days vs prior 90
- +0.8%
- Conversion, latest week
- 3.9%
- Market size, estimated
- £208Ka year
- Peak month
- October1.3× the quietest month
- Top search term
- toilet flush system replacement103K searches a year
02 · Price
A sale here is worth £13.08.
Listings sell for £13.08 on average, from £3.46 to £23.67. Amazon reports units sold in ranges. This niche sold 13K to 15K a year. The average listing sells 250 to 500 of them. At £13.08 that is £3K to £7K a year per listing.
- Average price
- £13.08under the $15 to $100 sweet spot
- Price range
- £3.46–£23.67
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 13K–15K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £3K–£7K
- Returns
- 3.1%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
89% of listings pay for placement with sponsored ads. 93% ship with Prime. On an average day, 8.9% of listings are out of stock. The average listing ranks #131 within Kitchen & Bath Fixtures. It carries 580 reviews at 4.35 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 89%
- Prime listings
- 93%
- Out of stock, average day
- 8.9%
- Average rank
- #131in Kitchen & Bath Fixtures
- Average rating
- 4.35 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 580per listing
- Listings tracked
- 27
04 · Newcomers
1 of last year's 5 launches cleared the first-year sales bar.
5 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 33 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 5
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 33 months
Products
Top Toilet Flush System 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
Toilet Flush System Replacement Toilet Syphon Replacement Kit - Hulthor
- Price
- £12.35
- Rating
- 4.6/5
- Reviews
- 165
- Age
- 1y ago

Ibergrif M20522 Toilet Dual Flush Valve with Button Suitable for 2 Inch (59-61MM) Toilet Flush System Replacement Adjustable White
- Price
- £9.26
- Rating
- 4.4/5
- Reviews
- 6,405
- Age
- 3y ago

Apragaz Toilet Flush System Replacement Dual Flush and Fill Toilet Cistern Kit with Universal Ldual Flush Cistern Valve Adjustable Height Cistern Flush Replacement for 2 Outlet
- Price
- £20.01
- Rating
- 4.4/5
- Reviews
- 122
- Age
- 3y ago

Toilet Flush System Replacement Adjustable Bottom Entry Toilet Fill Valve High Pressure Cistern Fill Valve - Prevents Backflow for Home Bathroom Tank Maintenance Water Saving
- Price
- £8.32
- Rating
- 4.4/5
- Reviews
- 14
- Age
- 7mo ago

Toilet Flush System Replacement Dual Flush Adjustable for 25-30cm Tank
- Price
- £12.97
- Rating
- 3.8/5
- Reviews
- 21
- Age
- 6mo ago
Trending
estimated 90-day click momentum
KeyPlumb 1.5 Dual Flush Valve with 2 Adaptor Mechanical Toilet Cistern Valve WRAS Approved Water Saving Flush System Chrome Push Button 250mm Height Easy Fit Replacement
- Price
- £13.26
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 3mo ago

Toilet Flush System Replacement Adjustable Bottom Entry Toilet Fill Valve High Pressure Cistern Fill Valve - Prevents Backflow for Home Bathroom Tank Maintenance Water Saving
- Price
- £8.32
- Rating
- 4.4/5
- Reviews
- 14
- Age
- 7mo ago

Fluidmaster PRO550LC Pro Button Cable Dual Flush Valve 550mm Long Dual Flush Cable Valve for Concealed Cisterns Top or Front Push Buttons 1 & 2 Outlet Fit White
- Price
- £16.17
- Rating
- 4.7/5
- Reviews
- 34
- Age
- 7y ago

Seven-Flower Toilet Flush System Replacement with Button Dual Flush Valve & Fill Valve Kit with Adjustable Height for 2 Outlet Universal Toilet Cistern Flush Parts for Efficient Water Saving
- Price
- £16.68
- Rating
- 4.4/5
- Reviews
- 11
- Age
- 10mo ago

Fluidmaster Pro Lever Dual Flush Valve PRO750UK Adjustable Volumes Front or Side Lever Mount 1-2 Cistern Outlet Compatibility 350mm Cable WRAS Approved 1-Year Warranty
- Price
- £13.94
- Rating
- 4.2/5
- Reviews
- 34
- Age
- 12y ago
Newest
by launch date
KeyPlumb 1.5 Dual Flush Valve with 2 Adaptor Mechanical Toilet Cistern Valve WRAS Approved Water Saving Flush System Chrome Push Button 250mm Height Easy Fit Replacement
- Price
- £13.26
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 3mo ago

Watermark Dual Flush Valve Kit WMKA20080 AS1172.2 Toilet Cistern Replacement 2 Outlet WRAS Approved Push Button Fixing Kit 290mm
- Price
- £15.50
- Rating
- 4.6/5
- Reviews
- 14
- Age
- 6mo ago

Toilet Flush System Replacement Dual Flush Adjustable for 25-30cm Tank
- Price
- £12.97
- Rating
- 3.8/5
- Reviews
- 21
- Age
- 6mo ago

Toilet Flush System Replacement Adjustable Bottom Entry Toilet Fill Valve High Pressure Cistern Fill Valve - Prevents Backflow for Home Bathroom Tank Maintenance Water Saving
- Price
- £8.32
- Rating
- 4.4/5
- Reviews
- 14
- Age
- 7mo ago

Seven-Flower Toilet Flush System Replacement with Button Dual Flush Valve & Fill Valve Kit with Adjustable Height for 2 Outlet Universal Toilet Cistern Flush Parts for Efficient Water Saving
- Price
- £16.68
- Rating
- 4.4/5
- Reviews
- 11
- Age
- 10mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 49% of clicks. Leaders hold, but buyers still shop past them.
Brands
22 falling
Sellers
46
Est. top-5 brand share
55%
Top 20: 98%
Est. top-5 click share
49%
Top 20: 93%
Open market
39%
- Hulthor19%
- Ibergrif12%
- Fluidmaster9%
- Apragaz8%
- Fzosinou7%
- XWGKLN6%
Demand
Toilet Flush System search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Toilet Flush System search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- toilet flush system replacement103K/yr
- toilet cistern flush parts50K/yr
- toilet flush40K/yr
- cistern flush replacement26K/yr
- flush valve19K/yr
- toilet flush valve23K/yr
- toilet system replacement kit12K/yr
- toilet flush system17K/yr
- toilet syphon16K/yr
- toilet cistern parts15K/yr
Reviews and returns
What reviews say buyers love and hate about Toilet Flush System
We read the reviews and the return reasons for every product selling here.
“Does not fit”
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.
19 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 Flush System 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








