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duraglass fiberglass filler

Skip it35/100

a concentrated shelf (top 5 take 94% of clicks) — duraglass fiberglass filler doesn't clear our bar today.

Market/yr

$64K

Growth (1y)

+137.8%

Products

7

Brands

6

was 7 a year ago

Sellers

59

Price range

$15.03–$87.38

Returns

0.0%

Rating

4.6★

35/100

Skip it

Scored 35/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
3
×0.30
Growth
69
×0.30
Competition
0
×0.20
Quality gap
29
×0.10
Returns
100
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +137.8% year over year.
447223.5Spike '24Spike '25Prime Day '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

No pronounced peak months · busiest ÷ quietest = 1.4×

Competition

73%U.S. Chemical & Plastics
  • U.S. Chemical & Plastics73%
  • Evercoat10%
  • J-B Weld7%
  • PLASTILINUM3%
  • bondo3%
  • LAUCO3%

The top 5 products capture 94% of clicks — a locked-up shelf that new listings rarely crack. 6 brands and 59 sellers compete here.

Brands

6 falling

was 7 a year ago

Sellers

59

Top 5 brand share

97%

Product shelf

All 7 tracked products in this niche.

Reviews

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

What buyers love

Quality-Overall21%

“Great Product”

Efficiency16%

“Worked good for what I needed”

Ease Of Use15%

“This product is easy to use”

Value For Money14%

“worth every penny”

Maintenance And Repair11%

“Good small kit for small repairs”

Advertised Vs Actual Product5%

“does everything it should do”

Assembly/Installation4%

“it will set up on you in just minutes”

Color3%

“Love that it turns purple when mixing”

Ease Of Cleaning3%

“didn't make to much of a mess”

Water Resistance2%

“The waterproof feature is a bonus since i dont have to worry about moisture later on”

What buyers complain about

Color20%

“You'd think they would provide a off-color hardener”

Instructions/User Manual/Troubleshooting20%

“After reading detailed instructions determined wouldnt work for my project”

Advertised Vs Actual Product17%

“Deceptive Ad & Non Returnable”

Functionality-Overall17%

“werks aight”

Size-Overall17%

“Smaller amount than described”

Value For Money10%

“Too Expensive”

Data scraped July 8, 2026 · Marketplace baseline: 4.4★ avg rating · $22.72 median price · 2.2% median returns across 14,725 tracked niches.