Is toilet gasket profitable to sell on Amazon United States?

The niche generates $43K/yr across 14 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +3.5%. Flapen's verdict: Skip it (39/100).

How competitive is the toilet gasket niche?

10 brands and 79 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 90% of demand.

What do buyers complain about in toilet gasket?

Top complaints mined from reviews: Adhesion/Stickiness, Functionality-Overall, Assembly/Installation. The return rate is 3.0%.

What does it cost to enter the toilet gasket niche?

Listings span $5.17–$29.34; the average listing price is $16.00 (sweet spot $15–$100). The average incumbent carries 3,012 reviews — the moat a new listing must climb.

toilet gasket

Skip it

A small market ($43K/yr) — this niche doesn't clear our bar today.

Avg price

Great$16.00

avg listing price — sweet spot $15–$100

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Conversion

Good6.6%

search→purchase rate — share of searches ending in a sale

Price range

Good$5.17–$29.34

cheapest to priciest tracked listing — scored on the share inside $15–$100

Returns

Okay3.0%

return rate — above 5% kills the launch gate

Review moat

Okay3,011.57

avg incumbent reviews — the moat a new listing must climb

Growth

Okay+3.5%

90-day search growth — must beat 0% to launch

Brand share

Bad90%

top-5 brand share — brand-locked demand

Competition

Bad79%

top-5 click share — a locked-up shelf

Market size

Bad$43K

$43K/yr · 41K searches

According to Flapen's Amazon United States niche tracking, toilet gasket is a $43K/yr Amazon United States market (41K searches/yr). The top 5 brands hold 90% of demand. Verdict: Skip it — 39/100.

Data updated Jul 29, 2026 · scored weekly · How we score niches

toilet gasket market data

Units sold / yr: 3K–4K; avg 100–250/product
Revenue / yr: $48K–$64K; units × avg price
Conversion rate: 6.6%
Avg BSR: #2,986
Page quality: 0%
Prime: 79%
Sponsored: 64%
Out of stock: 0.0%
Avg brand age: 43 months
Avg seller age: 163 days

Competition & brand share

The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.

Brands

10 rising

Sellers

Top-5 brand share

90%

Top 20: 100%

Top-5 click share

79%

Top 20: 100%

Open market

Fluidmaster41%
Korky29%
Danco11%
Fernco6%
Sani Seal Toilet Gasket3%
boeemi2%
Open — no brand owns it (4 brands, 7%)

Demand

Weekly Amazon search volume, last 30 weeks — +3.5% search growth over the last 90 days.

Open Trend

Top toilet gasket search terms

better than wax toilet seal10K/yr +13.4%7.2% conv.
wax free toilet seal6K/yr +23.3%9.5% conv.
waxless toilet ring6K/yr -0.4%10.2% conv.
fluidmaster better than wax toilet seal6K/yr -14.8%8.3% conv.
rubber toilet seal4K/yr -9.8%5.3% conv.
fluidmaster better than wax3K/yr +27.9%7.9% conv.
fluidmaster toilet seal3K/yr -14.4%3.9% conv.
better than wax2K/yr -10.5%6.2% conv.

All search terms

Top toilet gasket 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 14 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Korky 6000BP Universal Toilet WaxFree Seal with Hardware - Toilet Installation Made Easy - Made in USA Red

Korky$12.024.5★1,457 rev

Fluidmaster 7530P8 Universal Better Than Wax Toilet Seal Wax-Free Toilet Bowl Gasket Fits Any Drain 2 Pack

Fluidmaster$23.824.5★11,310 rev

PRO7530 Series Better Than Wax

Fluidmaster$5.174.4★112 rev

DANCO All-in-One Toilet Installation Kit Perfect Seal Wax Ring & Zero Cut Bolts Toilet Repair Wax-Free Mounting Toilet Bolts (10879X)

Danco$15.684.4★4,060 rev

Fernco Wax-Free Toilet Gasket to Flange - 1 Each

Fernco$8.364.5★840 rev

Newest

by launch date

Elastic Wax Ring Toilet Seal Kit Gasket Replacement with Caulk Tape

boeemi$16.9818 rev

7mo ago

RAINGOWN Wax-Free Toilet Seal for 3 and 4 Inch Drains 1 Pack

RAINGOWN$16.92105 rev

1y ago

MENNTY Toilet Flange Repair Kit with Elastic Seal Fits 3in & 4in Drains

MENNTY$22.95218 rev

1y ago

Fluidmaster Pro Series PR07530-4 (4PCs) Universal Better Than Wax Toilet Bowl Gasket Seal - No Wax No Mess Fit Any Drain 4-Pack

Fluidmaster$19.760 rev

2y ago

One N Done Toilet Flange Repair Kit - Toilet Kit For Low or Broken Toilet Flange. Toilet Wax Ring Replacement Kit W/Toilet Flange Extender Kit. No Wax Ring For Toilet Bowl Or Toilet Seal Required (1)

One-N-Done$29.34335 rev

2y ago

What buyers say about toilet gasket

What buyers praise and complain about, mined from review topics.

What buyers love

Ease Of Use17%

“Easy to use”

Quality-Overall13%

“A quality complete kit”

Assembly/Installation11%

“Nice kit for installs”

Leak-Proof7%

“No leaks at all”

Advertised Vs Actual Product6%

“this thing really did work as advertised”

Ease Of Cleaning6%

“Looks nice and clean once finished on the toilet rim,”

Value For Money5%

“Worth the money”

Efficiency5%

“Works As Should”

Size-Overall5%

“Fits well”

Adhesion/Stickiness4%

“Sticks great”

What buyers complain about

Adhesion/Stickiness18%

“Poor adhesive”

Functionality-Overall11%

“it won't do its job”

Assembly/Installation6%

“But not so easy to install”

Quality-Overall5%

“Terrible product”

Ease Of Use5%

“Hard to use”

Size-Overall5%

“Did Not Fit”

Leak-Proof4%

“Leaks”

Advertised Vs Actual Product4%

“Doesn't work as advertised”

Instructions/User Manual/Troubleshooting4%

“The product should have a better instruction”

Flexibility4%

“Has no bend whatsoever”

Top return reasons

Size-Overall32%

Adhesion/Stickiness12%

Compatibility-Overall8%

Functionality-Overall6%

Value For Money6%