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Vent Blockers

Maybe

Products sell for $17.57 on average, inside the sweet spot. But shoppers spend an estimated $33K a year here, so Vent Blockers is a Maybe.

Flapen Score
51
51 / 100
Top 35% of 9,536 Tools & Home Improvement niches · +3 vs the category median of 48
Market size
$33K/yr65K searches / yr
90-day growth
+19.9%search demand this quarter
Competition
52%top-5 click share · 25 brands · 27 sellers

Flapen Score

Vent Blockers against its category

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

51Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Vent Blockers market on Amazon at a glance

Shoppers on Amazon United States searched for Vent Blockers 65K times last year and spent an estimated $33K. The top 5 brands take 57% of clicks. Demand peaks in Jan–Nov–Dec. Flapen scores it 51 out of 100, a Maybe.

01 · Demand

An estimated 2.9% of those searches ended in a purchase.

Shoppers searched for this 65K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.9% of those searches ended in a purchase. Searches in the last 90 days moved +19.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $33K a year.

Searches, last 12 months
65K
Growth, 90 days vs prior 90
+19.9%
Conversion, latest week
2.9%
Market size, estimated
$33Ka year
Peak month
January2.2× the quietest month
Top search term
air vent blocker12K searches a year

02 · Price

A sale here is worth $17.57.

Listings sell for $17.57 on average, from $6.06 to $37.00. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At $17.57 that is $0 to $2K a year per listing.

Average price
$17.57inside the $15 to $100 sweet spot
Price range
$6.06–$37.00
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–$2K
Returns
3.5%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is ads.

93% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 1.8% of listings are out of stock. The average listing ranks #300 within Registers, Grilles & Vents. It carries 1,257 reviews at 4.31 stars, so a new listing needs social proof before a better product.

Sponsored listings
93%
Prime listings
100%
Out of stock, average day
1.8%
Average rank
#300in Registers, Grilles & Vents
Average rating
4.31 starsAmazon United States average 4.42 stars
Average reviews
1,257per listing
Listings tracked
30

04 · Newcomers

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

3 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 35 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
3
Successful launches
0Amazon's first-year sales bar
Average brand age
35 months

Products

Top Vent Blockers 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 52% of clicks. Leaders hold, but buyers still shop past them.

$0$1K$3K$4K$5K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

25 rising

Sellers

27

Est. top-5 brand share

57%

Top 20: 97%

Est. top-5 click share

52%

Top 20: 90%

Open market

36%

  • DIYMAG17%
  • SEAL36012%
  • TriJag10%
  • HOXHA10%
  • HMmagnets8%
  • BEST CHOICE MAGNETS6%

Demand

Vent Blockers search demand

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

3K2KSpike '24Black Friday '24Holiday '24Spike '25Black Friday '25Holiday '25Spike '26Prime Day '26SepDecMarJunAugNovMarMay

Peak months: Jan, Nov, Dec · busiest ÷ quietest = 2.2×

Search terms

Top Vent Blockers search terms shoppers use

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

  • air vent blocker12K/yr
  • vent blocker10K/yr
  • vent blockers16K/yr
  • sound proof vent cover9K/yr
  • noise cancelling vent cover11K/yr
  • rubber vent cover2K/yr
  • vent covers to block air2K/yr
  • soundproof vent cover2K/yr

Reviews and returns

What reviews say buyers love and hate about Vent Blockers

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

15%of positive reviews mention “Magnetic Strength/Adsorption”
27%of negative reviews mention “Magnetic Strength/Adsorption”
3.5%of orders come back
“Weak magnet”
A buyer, on “Magnetic Strength/Adsorption”27% 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 Vent Blockers 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