---
title: "duraglass fiberglass filler — Niche Verdict: Skip it (35/100) | Amazon United States - Flapen"
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last_updated: "2026-07-10T01:07:00.931Z"
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  description: "a concentrated shelf (top 5 take 94% of clicks) — duraglass fiberglass filler doesn't clear our bar today."
  "og:description": "a concentrated shelf (top 5 take 94% of clicks) — duraglass fiberglass filler doesn't clear our bar today."
  "og:title": "duraglass fiberglass filler — Niche Verdict: Skip it (35/100) | Amazon United States - Flapen"
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# **duraglass fiberglass filler**

**Skip it****35/100 **

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★**

**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.

JFMAMJJASOND

No pronounced peak months · busiest ÷ quietest = 1.4×

## **Competition**

- 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%**

#ProductBrandPriceRatingReviewsClick shareTrend

1
![DURAGLASS 25.6 U.S. FL OZ Part Number 24035](https://m.media-amazon.com/images/I/41JzVG6OWuL.jpg) [**DURAGLASS 25.6 U.S. FL OZ Part Number 24035**](https://www.amazon.com/dp/B0082LF7B6)

U.S. Chemical & Plastics$38.584.7★36239%▲rising

2
![Duraglas Fiberglass Filled Filler 1 Gallon](https://m.media-amazon.com/images/I/11sMMATF09L.jpg) [**Duraglas Fiberglass Filled Filler 1 Gallon**](https://www.amazon.com/dp/B002I0MOY0)

U.S. Chemical & Plastics$60.464.7★81334%▼falling

3
![Evercoat Everglass Short Strand Fiberglass Reinforced Filler - Waterproof Filler - 32 Fl Oz](https://m.media-amazon.com/images/I/51nSPkN0OVL.jpg) [**Evercoat Everglass Short Strand Fiberglass Reinforced Filler - Waterproof Filler - 32 Fl Oz**](https://www.amazon.com/dp/B0000AYHHN)

Evercoat$42.724.5★50110%▲rising

4
![J-B Weld Quart - Fiberglass Short-Strained Filler](https://m.media-amazon.com/images/I/41G5Qlcq74L.jpg) [**J-B Weld Quart - Fiberglass Short-Strained Filler**](https://www.amazon.com/dp/B0DQTDTNS2)

J-B Weld$23.944.7★2677%▼falling

5
![PLASTILINUM U. S. Chemical & Plastics Duraglas Fiberglass Filled Filler Gallon (USC-24030)](https://m.media-amazon.com/images/I/41l+vuQ64IL.jpg) [**PLASTILINUM U. S. Chemical & Plastics Duraglas Fiberglass Filled Filler Gallon (USC-24030)**](https://www.amazon.com/dp/B084M5X44G)

PLASTILINUM$87.384.4★233%▼falling

6
![3M Bondo Short Strand Fiberglass Reinforced Filler 1.37 LB (621 g) with Bondo Cream Hardener 0.5 oz (14g) Repair Holes Up To 0.5 IN Waterproof (SS-PT-ES)](https://m.media-amazon.com/images/I/41i9RYQOSoL.jpg) [**3M Bondo Short Strand Fiberglass Reinforced Filler 1.37 LB (621 g) with Bondo Cream Hardener 0.5 oz (14g) Repair Holes Up To 0.5 IN Waterproof (SS-PT-ES)**](https://www.amazon.com/dp/B00PB3NTFO)

bondo$15.034.6★1,6593%▼falling

7
![LAUCO Ultra Fiber Sandable Fiberglass Filler Bridges Holes Water Resistant Lightweight for Fiberglass Steel Plastics Base Color of Yellow-Green 3 Liters](https://m.media-amazon.com/images/I/41GUeWgSUeL.jpg) [**LAUCO Ultra Fiber Sandable Fiberglass Filler Bridges Holes Water Resistant Lightweight for Fiberglass Steel Plastics Base Color of Yellow-Green 3 Liters**](https://www.amazon.com/dp/B0CLM9SWCN)

LAUCO$53.284.7★1003%—flat

## **Product shelf**

All 7 tracked products in this niche.

Top sellersNewestTrending

[![DURAGLASS 25.6 U.S. FL OZ Part Number 24035](https://m.media-amazon.com/images/I/41JzVG6OWuL.jpg)**DURAGLASS 25.6 U.S. FL OZ Part Number 24035** U.S. Chemical & Plastics**$38.58**4.7★362 reviews](https://www.amazon.com/dp/B0082LF7B6) [![Duraglas Fiberglass Filled Filler 1 Gallon](https://m.media-amazon.com/images/I/11sMMATF09L.jpg)**Duraglas Fiberglass Filled Filler 1 Gallon** U.S. Chemical & Plastics**$60.46**4.7★813 reviews](https://www.amazon.com/dp/B002I0MOY0) [![Evercoat Everglass Short Strand Fiberglass Reinforced Filler - Waterproof Filler - 32 Fl Oz](https://m.media-amazon.com/images/I/51nSPkN0OVL.jpg)**Evercoat Everglass Short Strand Fiberglass Reinforced Filler - Waterproof Filler - 32 Fl Oz** Evercoat**$42.72**4.5★501 reviews](https://www.amazon.com/dp/B0000AYHHN) [![J-B Weld Quart - Fiberglass Short-Strained Filler](https://m.media-amazon.com/images/I/41G5Qlcq74L.jpg)**J-B Weld Quart - Fiberglass Short-Strained Filler** J-B Weld**$23.94**4.7★267 reviews](https://www.amazon.com/dp/B0DQTDTNS2) [![PLASTILINUM U. S. Chemical & Plastics Duraglas Fiberglass Filled Filler Gallon (USC-24030)](https://m.media-amazon.com/images/I/41l+vuQ64IL.jpg)**PLASTILINUM U. S. Chemical & Plastics Duraglas Fiberglass Filled Filler Gallon (USC-24030)** PLASTILINUM**$87.38**4.4★23 reviews](https://www.amazon.com/dp/B084M5X44G) [![3M Bondo Short Strand Fiberglass Reinforced Filler 1.37 LB (621 g) with Bondo Cream Hardener 0.5 oz (14g) Repair Holes Up To 0.5 IN Waterproof (SS-PT-ES)](https://m.media-amazon.com/images/I/41i9RYQOSoL.jpg)**3M Bondo Short Strand Fiberglass Reinforced Filler 1.37 LB (621 g) with Bondo Cream Hardener 0.5 oz (14g) Repair Holes Up To 0.5 IN Waterproof (SS-PT-ES)** bondo**$15.03**4.6★1,659 reviews](https://www.amazon.com/dp/B00PB3NTFO) [![LAUCO Ultra Fiber Sandable Fiberglass Filler Bridges Holes Water Resistant Lightweight for Fiberglass Steel Plastics Base Color of Yellow-Green 3 Liters](https://m.media-amazon.com/images/I/41GUeWgSUeL.jpg)**LAUCO Ultra Fiber Sandable Fiberglass Filler Bridges Holes Water Resistant Lightweight for Fiberglass Steel Plastics Base Color of Yellow-Green 3 Liters** LAUCO**$53.28**4.7★100 reviews](https://www.amazon.com/dp/B0CLM9SWCN)

## **Reviews**

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

### **What buyers love **

**Quality-Overall**21%

*“Great Product”*

**Efficiency**16%

*“Worked good for what I needed”*

**Ease Of Use**15%

*“This product is easy to use”*

**Value For Money**14%

*“worth every penny”*

**Maintenance And Repair**11%

*“Good small kit for small repairs”*

**Advertised Vs Actual Product**5%

*“does everything it should do”*

**Assembly/Installation**4%

*“it will set up on you in just minutes”*

**Color**3%

*“Love that it turns purple when mixing”*

**Ease Of Cleaning**3%

*“didn't make to much of a mess”*

**Water Resistance**2%

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

### **What buyers complain about **

**Color**20%

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

**Instructions/User Manual/Troubleshooting**20%

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

**Advertised Vs Actual Product**17%

*“Deceptive Ad & Non Returnable”*

**Functionality-Overall**17%

*“werks aight”*

**Size-Overall**17%

*“Smaller amount than described”*

**Value For Money**10%

*“Too Expensive”*