Flush Valve Seal
MaybeBuyers convert on 8.7% of searches. But shoppers spend only $68K a year here, so Flush Valve Seal is a Maybe.
- Flapen Score
- 51 / 100Top 35% of 9,536 Tools & Home Improvement niches · +3 vs the category median of 4851
- Market size
- $68K/yr80K searches / yr
- 90-day growth
- +16.1%search demand this quarter
- Competition
- 59%top-5 click share · 14 brands · 85 sellers
Flapen Score
Flush Valve Seal against its category
The dotted line is the Tools & Home Improvement average. Past it, Flush Valve Seal is stronger. Inside it, weaker.
Market
The Flush Valve Seal market on Amazon at a glance
Shoppers on Amazon United States searched for Flush Valve Seal 80K times last year and spent an estimated $68K. The top 5 brands take 76% of clicks. Demand peaks in Aug. Flapen scores it 51 out of 100, a Maybe.
01 · Demand
8.7% of searches ended in a purchase last week.
Shoppers searched for this 80K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 8.7% of those searches ended in a purchase. Searches in the last 90 days moved +16.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $68K a year.
- Searches, last 12 months
- 80K
- Growth, 90 days vs prior 90
- +16.1%
- Conversion, latest week
- 8.7%
- Market size, estimated
- $68Ka year
- Peak month
- August1.7× the quietest month
- Top search term
- toilet fill valve seal24K searches a year
02 · Price
A sale here is worth $9.88.
Listings sell for $9.88 on average, from $4.53 to $36.21. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 100 to 250 of them. At $9.88 that is $988 to $2K a year per listing.
- Average price
- $9.88under the $15 to $100 sweet spot
- Price range
- $4.53–$36.21
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 6K–8K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $988–$2K
- Returns
- 2.4%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
84% of listings pay for placement with sponsored ads. 89% ship with Prime. On an average day, 5.0% of listings are out of stock. The average listing ranks #2,694 within Bathroom Fixtures. It carries 1,191 reviews at 4.19 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 84%
- Prime listings
- 89%
- Out of stock, average day
- 5.0%
- Average rank
- #2,694in Bathroom Fixtures
- Average rating
- 4.19 starsAmazon United States average 4.42 stars
- Average reviews
- 1,191per listing
- Listings tracked
- 19
04 · Newcomers
Amazon counts 1 of last year's 4 launches as successful.
4 products launched here in the last 12 months. Amazon counts 1 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 27 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 4
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 27 months
Products
Top Flush Valve Seal products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
3 Pack Toilet Fill Valve Seal replacement for Kohler 83143 - Compatible with Fluidmaster 200/242/400/747 Models - Durable Rubber Diaphragm Assembly for DIY Leak Prevention & Tank Repair
- Price
- $6.61
- Rating
- 4.2/5
- Reviews
- 97
- Age
- 8mo ago

CTEAKOP 2 Pcs Black Toilet Fill Valve Seal Replacement Part Rubber Toilet Parts Inside Tank Kit Flush Valve Seal for Fluidmaster 200 747 and 400 Models Toilet Fill Valve
- Price
- $5.97
- Rating
- 4.1/5
- Reviews
- 70
- Age
- 1y ago

Ruinuonice Toilet Fill Valve Seal Replacement Part for Kohler 83143 - Compatible with Fluidmaster 242/400/747 - Rubber Diaphragm Assembly for DIY Toilet Tank Repair & Leak Prevention (Black-1Pack)
- Price
- $5.39
- Rating
- 3.9/5
- Reviews
- 66
- Age
- 1y ago

Fluidmaster 242 Toilet Fill Valve Seal Replacement Part Fits 400A Fill Valve (10)
- Price
- $22.80
- Rating
- 4.6/5
- Reviews
- 172
- Age
- 6y ago

Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control 1-Pack Multicolor
- Price
- $14.89
- Rating
- 4.6/5
- Reviews
- 16,896
- Age
- 7y ago
Trending
90-day click momentum
3 Pack Toilet Fill Valve Seal replacement for Kohler 83143 - Compatible with Fluidmaster 200/242/400/747 Models - Durable Rubber Diaphragm Assembly for DIY Leak Prevention & Tank Repair
- Price
- $6.61
- Rating
- 4.2/5
- Reviews
- 97
- Age
- 8mo ago

KOHLER 83143 Genuine Part Unfinished Seal Diaphragm
- Price
- $7.49
- Rating
- 4.6/5
- Reviews
- 479
- Age
- 12y ago

HONSNKS 2 Pcs 83143 Toilet Fill Valve Seal Replacement Universal Rubber Diaphragm for Fluid-master 200 242 400 and 747 Models Easy DIY Fix (Black)
- Price
- $7.27
- Rating
- 4.1/5
- Reviews
- 37
- Age
- 1y ago

Waziaqoc 2 Pcs Toilet Fill Valve Seal Replacement
- Price
- $5.22
- Rating
- 3.4/5
- Reviews
- 7
- Age
- 9mo ago

Toilet Fill Valve Seal 242 For 200 400 and 747 Models
- Price
- $36.21
- Rating
- 5.0/5
- Reviews
- 6
- Age
- 9y ago
Newest
by launch date
3 Pack Toilet Fill Valve Seal replacement for Kohler 83143 - Compatible with Fluidmaster 200/242/400/747 Models - Durable Rubber Diaphragm Assembly for DIY Leak Prevention & Tank Repair
- Price
- $6.61
- Rating
- 4.2/5
- Reviews
- 97
- Age
- 8mo ago

Waziaqoc 2 Pcs Toilet Fill Valve Seal Replacement
- Price
- $5.22
- Rating
- 3.4/5
- Reviews
- 7
- Age
- 9mo ago

6 PCS 83143 Toilet Fill Valve Seal Replacement - Compatible with Fluidmaster-200/242/400/747 Black Rubber Toilet Fill Valve Seal Replacement Part Durable Toilets Tank Part Diaphragm
- Price
- $6.95
- Rating
- 3.8/5
- Reviews
- 33
- Age
- 11mo ago

For Kohler Fluidmaster Toilet Fill Valve Seal Kit
- Price
- $7.88
- Rating
- 4.0/5
- Reviews
- 8
- Age
- 11mo ago

83143 Toilet Fill Valve Seal 2 Pack Fit for Kohler Fluidmaster
- Price
- $8.33
- Rating
- 4.2/5
- Reviews
- 12
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take 59% of clicks. Leaders hold, but buyers still shop past them.
Brands
14 falling
Sellers
85
Top-5 brand share
76%
Top 20: 100%
Top-5 click share
59%
Top 20: 100%
Open market
19%
- HUTUDAN27%
- Fluidmaster20%
- Ruinuonice11%
- CTEAKOP11%
- TOHAXPLS6%
- Kohler5%
Demand
Flush Valve Seal search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Aug · busiest ÷ quietest = 1.7×
Search terms
Top Flush Valve Seal search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- toilet fill valve seal24K/yr
- fluidmaster 242 toilet fill valve seal9K/yr
- fluidmaster 2428K/yr
- toilet valve seal8K/yr
- fluidmaster toilet fill valve seal11K/yr
- fluidmaster fill valve seal4K/yr
- kohler fill valve seal4K/yr
- fill valve seal5K/yr
- fluidmaster seal3K/yr
- toilet fill valve seal replacement3K/yr
Reviews and returns
What reviews say buyers love and hate about Flush Valve Seal
We read the reviews and the return reasons for every product selling here.
“leaking in to the tank”
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
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 Flush Valve Seal questions
Answered from the same tracked data.









