Waterproof Foam Sealant
MaybeReturns run at only 0.0% of orders. But shoppers spend only $95K a year here, so Waterproof Foam Sealant is a Maybe.
- Flapen Score
- 59 / 100Top 10% of 9,536 Tools & Home Improvement niches · +11 vs the category median of 4859
- Market size
- $95K/yr90K searches / yr
- 90-day growth
- +22.7%search demand this quarter
- Competition
- 48%top-5 click share · 13 brands · 86 sellers
Flapen Score
Waterproof Foam Sealant against its category
The dotted line is the Tools & Home Improvement average. Past it, Waterproof Foam Sealant is stronger. Inside it, weaker.
Market
The Waterproof Foam Sealant market on Amazon at a glance
Shoppers on Amazon United States searched for Waterproof Foam Sealant 90K times last year and spent an estimated $95K. The top 5 brands take 80% of clicks. Flapen scores it 59 out of 100, a Maybe.
01 · Demand
4.9% of searches ended in a purchase last week.
Shoppers searched for this 90K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 4.9% of those searches ended in a purchase. Searches in the last 90 days moved +22.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $95K a year.
- Searches, last 12 months
- 90K
- Growth, 90 days vs prior 90
- +22.7%
- Conversion, latest week
- 4.9%
- Market size, estimated
- $95Ka year
- Peak month
- May1.5× the quietest month
- Top search term
- waterproof foam sealant16K searches a year
02 · Price
A sale here is worth $21.49.
Listings sell for $21.49 on average, from $6.32 to $67.07. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 100 to 250 of them. At $21.49 that is $2K to $5K a year per listing.
- Average price
- $21.49inside the $15 to $100 sweet spot
- Price range
- $6.32–$67.07
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 5K–6K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $2K–$5K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
78% of listings pay for placement with sponsored ads. 81% ship with Prime. On an average day, 4.6% of listings are out of stock. The average listing ranks #91 within Adhesives & Sealers. It carries 2,476 reviews at 4.29 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 78%
- Prime listings
- 81%
- Out of stock, average day
- 4.6%
- Average rank
- #91in Adhesives & Sealers
- Average rating
- 4.29 starsAmazon United States average 4.42 stars
- Average reviews
- 2,476per listing
- Listings tracked
- 32
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 50 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 50 months
Products
Top Waterproof Foam Sealant products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
Great Stuff 99108860 Smart Dispenser Big Gap Filler Cream
- Price
- $10.14
- Rating
- 4.5/5
- Reviews
- 1,668
- Age
- 7y ago

Stanley F903 Black Spray Foam Sealant (2x12oz) Waterproof Expanding Polyurethane Foam for RV Pond Waterfall Landscape & Automotive Applications UV Resistant Gap Filler Foam | 2 Pack
- Price
- $21.24
- Rating
- 4.2/5
- Reviews
- 219
- Age
- 1y ago

Great Stuff 99112876 Smart Dispenser Multipurpose Black 12 Oz.
- Price
- $10.77
- Rating
- 4.4/5
- Reviews
- 2,322
- Age
- 7y ago

Loctite Tite Foam Big Gaps Spray Foam Sealant 12 fl oz Can 1 Pack - Polyurethane Expanding Insulation
- Price
- $8.20
- Rating
- 4.4/5
- Reviews
- 11,678
- Age
- 7y ago

Great Stuff 99108824 Smart Dispenser Gaps & Cracks Cream 12 Ounce
- Price
- $8.16
- Rating
- 4.5/5
- Reviews
- 9,263
- Age
- 7y ago
Trending
90-day click momentum
Great Stuff 99112849 Smart Dispenser Pond & Stone 12 oz Black
- Price
- $13.56
- Rating
- 4.5/5
- Reviews
- 3,258
- Age
- 7y ago

Great Stuff Big Gap Filler Expanding Straw Foam 12-Ounce- 157906 - Pack of 4 Cans
- Price
- $35.53
- Rating
- 3.8/5
- Reviews
- 4
- Age
- 11y ago

Stanley F905 Gaps & Cracks Sealant (2x12 Oz.) Polyurethane Spray Foam Insulation for Window & Door Waterproof Gap Filler Low Expansion Foam for Indoor & Outdoor Use | Straw Use | 12 Oz. 2 Pack
- Price
- $16.41
- Rating
- 4.2/5
- Reviews
- 112
- Age
- 1y ago

Great Stuff 157911 Insulating Foam Sealant 20 Ounce Ivory
- Price
- $14.87
- Rating
- 4.5/5
- Reviews
- 1,897
- Age
- 20y ago

Kraken Bond Gaps & Cracks Expanding Foam Sealant - (2x12oz) High Expansion Polyurethane Spray Foam for Window & Door Straw Use Waterproof High Yield Gap Filler - 2 Pack
- Price
- $15.96
- Rating
- 4.2/5
- Reviews
- 492
- Age
- 3y ago
Newest
by launch date
Stanley F905 Gaps & Cracks Sealant (2x12 Oz.) Polyurethane Spray Foam Insulation for Window & Door Waterproof Gap Filler Low Expansion Foam for Indoor & Outdoor Use | Straw Use | 12 Oz. 2 Pack
- Price
- $16.41
- Rating
- 4.2/5
- Reviews
- 112
- Age
- 1y ago

Sprayman Black Waterfall Foam Sealant - (2x12oz) Expanding Polyurethane Pond Foam Sealer UV Resistant Water Proof Spray for Landscape & Exterior Straw Use 2 Pack
- Price
- $21.86
- Rating
- 4.2/5
- Reviews
- 169
- Age
- 1y ago

Stanley F903 Black Spray Foam Sealant (2x12oz) Waterproof Expanding Polyurethane Foam for RV Pond Waterfall Landscape & Automotive Applications UV Resistant Gap Filler Foam | 2 Pack
- Price
- $21.24
- Rating
- 4.2/5
- Reviews
- 219
- Age
- 1y ago

Kraken Bond Black Spray Waterfall Foam Sealant - (2x12oz) Expanding Polyurethane Pond Foam Sealer Black UV Resistant Insulating Spray for Landscape & Exterior Straw Use 2 Pack
- Price
- $22.32
- Rating
- 4.0/5
- Reviews
- 321
- Age
- 2y ago

Sprayman Gaps and Cracks Filler Foam - Polyurethane Expanding Foam Sealant for Insulating Doors & Windows Waterproof & Paintable Straw Use - 12oz 2 Pack
- Price
- $15.85
- Rating
- 4.2/5
- Reviews
- 256
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take 48% of clicks. Leaders hold, but buyers still shop past them.
Brands
13 rising
Sellers
86
Top-5 brand share
80%
Top 20: 96%
Top-5 click share
48%
Top 20: 89%
Open market
15%
- Great Stuff41%
- STANLEY15%
- Loctite11%
- KRAKEN BOND8%
- SPRAYMAN6%
- --4%
- Open — no brand owns it (7 brands, 15%)
Demand
Waterproof Foam Sealant search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Search terms
Top Waterproof Foam Sealant search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- waterproof foam sealant16K/yr
- waterproof foam12K/yr
- big gap filler spray foam16K/yr
- waterproof spray foam14K/yr
- great stuff big gap filler13K/yr
- waterproof expanding foam7K/yr
- big gap filler6K/yr
- waterproof expanding foam sealant6K/yr
Reviews and returns
What reviews say buyers love and hate about Waterproof Foam Sealant
We read the reviews and the return reasons for every product selling here.
“Didn't spray”
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.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Waterproof Foam Sealant questions
Answered from the same tracked data.









