---
title: "Toilet Accessories — $2.1M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/toilet-accessories"
last_updated: "2026-08-08T13:06:56.721Z"
locale: en
meta:
description: "Niche score 53/100 · $2.1M/yr market. Brand-locked demand (top 5 brands take 97% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 53/100 · $2.1M/yr market. Brand-locked demand (top 5 brands take 97% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Toilet Accessories — $2.1M/yr Amazon US Niche (2026) - Flapen"
---
# **toilet accessories**
**Worth a look**
Shows a $2.1M/yr market, but brand-locked demand (top 5 brands take 97% of clicks) keeps it on the watch list.
Market size 95Growth 36Conversion 95Competition 29Returns 52Price range 55Avg price 79Brand share 9Review moat 25Quality gap 57
**Market size**
**Incredible****$2.1M**
$2.1M/yr · 996K searches
**Conversion**
**Incredible****12.8%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$16.54**
avg listing price — sweet spot $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Price range**
**Good****$6.91–$25.08**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Good****2.9%**
return rate — above 5% kills the launch gate
**Growth**
**Okay****+8.8%**
90-day search growth — must beat 0% to launch
**Competition**
**Okay****68%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****4,575.06**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, toilet accessories is a $2.1M/yr Amazon United States market (996K searches/yr). The top 5 brands hold 97% of demand. Verdict: Worth a look — 53/100.
Data updated Jul 29, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **toilet accessories market data**
- **Units sold / yr**
- **125K–150K**
- avg 6,000–8,000/product
- **Revenue / yr**
- **$2.1M–$2.5M**
- units × avg price
- **Conversion rate**
- **12.8%**
- **Avg BSR**
- **#145**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **88%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **39 months**
- **Avg seller age**
- **149 days**
## **Competition & brand share**
The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**7 **▼falling
**Sellers**
**92**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**68%**
Top 20: 100%
**Open market**
**2%**
- Fluidmaster64% - Korky11% - houpeoro11% - TEVIORA6% - Hibbent4% - Danco2% - Open — no brand owns it (1 brand, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +8.8% search growth over the last 90 days.
30K20KSpike '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/toilet-accessories/trend)
## **Top toilet accessories search terms**
- **toilet flusher replacement kit**184K/yr+16.2%10.7% conv. - **toilet tank replacement kit**149K/yr+9.8%9.8% conv. - **toilet repair kit inside tank**143K/yr-1.2%12.0% conv. - **toilet repair kit**106K/yr+9.4%11.5% conv. - **toilet parts inside tank kit**52K/yr+8.1%9.2% conv. - **toilet kit**41K/yr+18.5%9.3% conv. - **toilet replacement kit inside tank**46K/yr-1.6%10.5% conv. - **toilet flusher**35K/yr+10.2%5.8% conv. - **toilet inside replacement kit**34K/yr+8.7%12.3% conv. - **toilet guts replacement kit**31K/yr+2.5%11.9% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/toilet-accessories/search-terms)
## **Top toilet accessories products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$210K20%$421K30%$631K40%$842K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 16 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Fluidmaster K-400H-039 High Performance Toilet Fill Valve with 2-Inch Adjustable Toilet Flapper Kit**Fluidmaster**$16.60**4.6★4,289 rev](https://www.amazon.com/dp/B09NYLJ1FZ) [2**Fluidmaster 400AKRP10 Universal All In One Complete Toilet Tank Repair Kit For 2-Inch Flush Valve Toilets**Fluidmaster**$19.43**4.5★7,654 rev](https://www.amazon.com/dp/B0002YVK44) [3**Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control 1-Pack Multicolor**Fluidmaster**$14.89**4.6★16,896 rev](https://www.amazon.com/dp/B07N7BH94Q) [4**Korky QuietFILL Platinum Toilet Fill Valve - Universal Fits 99% of Toilets - Easy Height Adjust for Fast Install 528MP**Korky**$10.05**4.5★6,568 rev](https://www.amazon.com/dp/B004TKTX14) [5**Houpeoro Universal Toilet Flusher Replacement Kit Toilet Fill Valve and 2-Inch Flapper Replacement Kit Toilet Repair Kit Inside Tank Adjustable Quiet and Easy to Install (1-Pack)**houpeoro**$15.82**4.2★537 rev](https://www.amazon.com/dp/B0DNMN4D9P)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Houpeoro Universal Toilet Repair Kit for Inside Tank Includes Adjustable Fill Valve & 2-Inch Flapper Quiet & Easy Installation (Red 1-Pack)**houpeoro**$15.83**276 rev1y ago](https://www.amazon.com/dp/B0F6SYD4KV) [**Teviora Universal Toilet Flusher Replacement Kit Water-Saving & Height Adjustable Fill Valve 2-Inch Flapper Toilet Handle Lever Quiet & Anti-Siphon Toilet Repair Kit Inside Tank (Red 1-Pack)**TEVIORA**$17.39**310 rev1y ago](https://www.amazon.com/dp/B0DYP9GXBM) [**Teviora Universal Toilet Flusher Replacement Kit Water-Saving & Height Adjustable Fill Valve 2-Inch Flapper Quiet & Anti-Siphon Toilet Repair Kit Inside Tank Easy to Install (Red 1-Pack)**TEVIORA**$15.85**409 rev1y ago](https://www.amazon.com/dp/B0DYP8SWX5) [**Houpeoro Universal Toilet Flusher Replacement Kit Toilet Fill Valve and 2-Inch Flapper Replacement Kit Toilet Repair Kit Inside Tank Adjustable Quiet and Easy to Install (1-Pack)**houpeoro**$15.82**537 rev1y ago](https://www.amazon.com/dp/B0DNMN4D9P) [**Houpeoro Universal Toilet Flusher Replacement Kit Fill Valve 2-Inch Flapper Toilet Handle Lever Adjustable Quiet Easy to Install Complete Toilet Parts Inside Tank Kit (Red 1-Pack)**houpeoro**$17.36**479 rev1y ago](https://www.amazon.com/dp/B0DNMK3GKR)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Fluidmaster 400ARHRKP10 PerforMAX Universal High Performance All in One Repair Kit for 2-Inch Flush Valve Toilets Easy Install**Fluidmaster**$22.37**4.4★**▲ 221%**](https://www.amazon.com/dp/B01E1E1K1S) [**Fluidmaster 400AKRP10 Universal All In One Complete Toilet Tank Repair Kit For 2-Inch Flush Valve Toilets**Fluidmaster**$19.43**4.5★**▲ 35%**](https://www.amazon.com/dp/B0002YVK44) [**KOHLER GENUINE PART 1188998 2 Toilet Canister Flush Valve Kit**Kohler**$17.57**4.7★**▲ 25%**](https://www.amazon.com/dp/B00CXRZH1U) [**Houpeoro Universal Toilet Repair Kit for Inside Tank Includes Adjustable Fill Valve & 2-Inch Flapper Quiet & Easy Installation (Red 1-Pack)**houpeoro**$15.83**4.2★**▲ 21%**](https://www.amazon.com/dp/B0F6SYD4KV) [**Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control 1-Pack Multicolor**Fluidmaster**$14.89**4.6★**— 7%**](https://www.amazon.com/dp/B07N7BH94Q)
**~~View all trending →~~**
## **What buyers say about toilet accessories**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Assembly/Installation**27%
*“Easy fix”*
**Value For Money**9%
*“Fair price”*
**Quality-Overall**9%
*“The build quality feels solid”*
**Advertised Vs Actual Product**7%
*“As described”*
**Efficiency**7%
*“Flapper works”*
**Size-Overall**7%
*“Fit exactly as it should”*
**Ease Of Use**5%
*“Easy to replace”*
**Instructions/User Manual/Troubleshooting**5%
*“Clear instructions”*
**Leak-Proof**4%
*“it won't leak”*
**Maintenance And Repair**2%
*“Perfect repair kit”*
### **What buyers complain about **
**Leak-Proof**15%
*“It started leaking”*
**Size-Overall**10%
*“Does not fit”*
**Quality-Overall**9%
*“Low quality product”*
**Durability**8%
*“Does not last”*
**Functionality-Overall**7%
*“Has never worked properly”*
**Noise Level**6%
*“Random noises”*
**Assembly/Installation**5%
*“Not as easy to install”*
**Water Resistance**3%
*“Water could not pass through”*
**Compatibility-Overall**2%
*“Not compatible”*
**Design-Overall**2%
*“Junk design”*
### **Top return reasons **
**Size-Overall**54%
**Compatibility-Overall**10%
**Defective Material/Parts**8%
**Leak-Proof**6%
**Functionality-Overall**5%
**Advertised Vs Actual Product**4%
**Value For Money**3%
**Maintenance And Repair**2%
**Assembly/Installation**2%
**Product Condition**1%
## **Common questions**
- **Is toilet accessories profitable to sell on Amazon United States?**
- The niche generates $2.1M/yr across 16 tracked products. 90-day search growth is +8.8%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the toilet accessories niche?**
- 7 brands and 92 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in toilet accessories?**
- Top complaints mined from reviews: Leak-Proof, Size-Overall, Quality-Overall. The return rate is 2.9%.
- **When does demand for toilet accessories peak?**
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- **What does it cost to enter the toilet accessories niche?**
- Listings span $6.91–$25.08; the average listing price is $16.54 (sweet spot $15–$100). The average incumbent carries 4,575 reviews — the moat a new listing must climb.
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