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Aquarium Epoxy

soft demand (-17.7% this quarter) — Aquarium Epoxy doesn't clear our bar today.

Flapen Score

49
Skip it

Ranks 2,168 of 3,978 Pet Supplies niches · −2 vs the category median of 51

Market size 17Growth 16Conversion 89Competition 22Returns 86Price range 83Avg price 84Brand share 29Review moat 41Quality gap 96
This niche Category average · 3,978 niches

Is Aquarium Epoxy profitable on Amazon?

According to Flapen's Amazon United States niche tracking, Aquarium Epoxy is a $69K/yr Amazon United States market (36K searches/yr). The top 5 brands hold 87% of demand. Verdict: Skip it — 49/100.

Aquarium Epoxy: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -17.7% over the last 90 days and 10.4% of searches end in a purchase.

$69K

revenue / yr

Units sold / yr4K
Search volume / yr-17.7%36K
Conversion rate10.4%
Avg price$18.45

Who owns the niche?

The top 5 brands hold 87% of demand, so 13% of the market is open.

13%

open market share

Brands · sellers10 · 45
Top-5 product click share74%
Open market13%
Avg brand age77 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 3.9★ — the gap to enter on.

0/100

page quality · 14 products

Sponsored placement57%
New entrants (1y)2· 0 succeeded
Avg rating3.9★
Avg reviews2,431

Top Aquarium Epoxy products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.

$0$7K$14K$21K$28K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

10 falling

Sellers

45

Top-5 brand share

87%

Top 20: 100%

Top-5 click share

74%

Top 20: 100%

Open market

9%

  • Instant Ocean28%
  • Two Little Fishies25%
  • Avenuebool18%
  • selsil8%
  • J-B Weld7%
  • PC Products4%
  • Open — no brand owns it (4 brands, 9%)

Aquarium Epoxy demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume36KCVR10.4%Products14Brands10Top 5 Brands87%OOS Rate0.0%Rating3.9★Reviews2,431Avg BSR#212
800600Feb '26Mar '26Mar '26Apr '26May '26Jun '26

Top Aquarium Epoxy search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • aquarium safe epoxy9K/yr
  • aquarium epoxy8K/yr
  • reef epoxy5K/yr
  • reef putty4K/yr
  • aquarium epoxy putty4K/yr
  • aquarium putty3K/yr
  • coral putty4K/yr

What reviews say buyers love and hate about Aquarium Epoxy

What buyers mention most, as a share of all reviews.

What buyers love

75% of reviews
Ease Of Use21%

Easy to work with

Quality-Overall14%

Excellent Product

Advertised Vs Actual Product8%

Works as advertised

Value For Money8%

good price

Efficiency6%

Otherwise perfect for the job

What buyers complain about

69% of reviews
Leak-Proof22%

Sprayer tank leak

Functionality-Overall12%

Did not work

Quality-Overall7%

Quality control was absent in their checking products being sold to customers

Smell7%

Smells horrible

Adhesion/Stickiness5%

Didnt stick well

Aquarium Epoxy return rate & reasons

Why buyers send it back, as a share of all return requests.

1.4%

Return rate

21%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Adhesion/Stickiness
18%
2Functionality-Overall
13%
3Leak-Proof
11%
4Value For Money
11%
5Advertised Vs Actual Product
10%

Common Aquarium Epoxy questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Aquarium Epoxy 49/100 on Amazon United States — Skip it. The niche generates $69K/yr across 14 tracked products. 0 of 2 products launched in the last 360 days are still selling. Search demand moved -17.7% over the last 90 days.
Aquarium Epoxy buyers on Amazon United States complain most about Leak-Proof, Functionality-Overall, Quality-Overall, the themes mined from the niche's reviews. Its return rate is 1.4%.