Skip to content

Fiberglass Insulation

Fail

Prices span $6.43–$1155.59, mostly outside the sweet spot, so Fiberglass Insulation is a Fail.

Flapen Score
35
35 / 100
Ranks 8,681 of 9,536 Tools & Home Improvement niches · −13 vs the category median of 48
Market size
$139K/yr93K searches / yr
90-day growth
-27.4%search demand this quarter
Competition
49%top-5 click share · 13 brands · 78 sellers

Flapen Score

Fiberglass Insulation against its category

The dotted line is the Tools & Home Improvement average. Past it, Fiberglass Insulation is stronger. Inside it, weaker.

35Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Fiberglass Insulation market on Amazon at a glance

Shoppers on Amazon United States searched for Fiberglass Insulation 93K times last year and spent an estimated $139K. The top 5 brands take 88% of clicks. Demand peaks in Jan–Nov–Dec. Flapen scores it 35 out of 100, a Fail.

01 · Demand

An estimated 0.8% of those searches ended in a purchase.

Shoppers searched for this 93K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 0.8% of those searches ended in a purchase. Searches in the last 90 days moved -27.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated $139K a year.

Searches, last 12 months
93K
Growth, 90 days vs prior 90
-27.4%
Conversion, latest week
0.8%
Market size, estimated
$139Ka year
Peak month
January2.3× the quietest month
Top search term
fiberglass insulation36K searches a year

02 · Price

A sale here is worth $190.38.

Listings sell for $190.38 on average, from $6.43 to $1155.59. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At $190.38 that is $0 to $19K a year per listing.

Average price
$190.38above the $15 to $100 sweet spot
Price range
$6.43–$1155.59
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
2K–2K
Units per listing a year
0–100
Revenue per listing a year
$0–$19K
Returns
2.8%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is low.

41% of listings pay for placement with sponsored ads. 47% ship with Prime. On an average day, 6.1% of listings are out of stock. The average listing ranks #180 within Weatherproofing. It carries 418 reviews at 4.53 stars, so a new listing needs social proof before a better product.

Sponsored listings
41%
Prime listings
47%
Out of stock, average day
6.1%
Average rank
#180in Weatherproofing
Average rating
4.53 starsAmazon United States average 4.42 stars
Average reviews
418per listing
Listings tracked
32

04 · Newcomers

1 of last year's 3 launches cleared the first-year sales bar.

3 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 51 months on average, so the names here are settling in.

Launched, last 12 months
3
Successful launches
1Amazon's first-year sales bar
Average brand age
51 months

Products

Top Fiberglass Insulation products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 27, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 49% of clicks. Leaders hold, but buyers still shop past them.

$0$6K$11K$17K$22K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)3 products missing review or click data not plotted

Brands

13 rising

Sellers

78

Est. top-5 brand share

88%

Top 20: 100%

Est. top-5 click share

49%

Top 20: 86%

Open market

9%

  • Owens Corning32%
  • Frost King28%
  • Generic13%
  • Vigpil10%
  • Cedolio6%
  • RecPro3%
  • Open — no brand owns it (7 brands, 9%)

Demand

Fiberglass Insulation search demand

Weekly searches over the year, seasonality beneath. Pick a range.

4K3KHoliday '24Spike '25Prime Day '25Black Friday '25Spike '26DecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Jan, Nov, Dec · busiest ÷ quietest = 2.3×

Search terms

Top Fiberglass Insulation search terms shoppers use

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

  • fiberglass insulation36K/yr
  • r13 insulation15K/yr
  • fiberglass insulation roll17K/yr
  • fiberglass insulation rolls7K/yr
  • insulation batts6K/yr
  • batt insulation8K/yr
  • insulation fiberglass4K/yr

Reviews and returns

What reviews say buyers love and hate about Fiberglass Insulation

We read the reviews and the return reasons for every product selling here.

14%of positive reviews mention “Advertised Vs Actual Product”
11%of negative reviews mention “Value For Money”
2.8%of orders come back
“Not worth the price”
A buyer, on “Value For Money”11% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

17 topics

NegativePositive

FAQ

Common Fiberglass Insulation questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data