Backer Rod 3/8 Inch
MaybeBuyers convert on 13.9% of searches. But shoppers spend only $49K a year here, so Backer Rod 3/8 Inch is a Maybe.
- Flapen Score
- 56 / 100Top 17% of 9,536 Tools & Home Improvement niches · +8 vs the category median of 4856
- Market size
- $49K/yr18K searches / yr
- 90-day growth
- +19.7%search demand this quarter
- Competition
- 48%top-5 click share · 16 brands · 46 sellers
Flapen Score
Backer Rod 3/8 Inch against its category
The dotted line is the Tools & Home Improvement average. Past it, Backer Rod 3/8 Inch is stronger. Inside it, weaker.
Market
The Backer Rod 3/8 Inch market on Amazon at a glance
Shoppers on Amazon United States searched for Backer Rod 3/8 Inch 18K times last year and spent an estimated $49K. The top 5 brands take 69% of clicks. Flapen scores it 56 out of 100, a Maybe.
01 · Demand
13.9% of searches ended in a purchase last week.
Shoppers searched for this 18K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 13.9% of those searches ended in a purchase. Searches in the last 90 days moved +19.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $49K a year.
- Searches, last 12 months
- 18K
- Growth, 90 days vs prior 90
- +19.7%
- Conversion, latest week
- 13.9%
- Market size, estimated
- $49Ka year
- Top search term
- 3/8 backer rod7K searches a year
02 · Price
A sale here is worth $19.96.
Listings sell for $19.96 on average, from $4.39 to $133.71. Amazon reports units sold in ranges. This niche sold 3K to 3K a year. The average listing sells 100 to 250 of them. At $19.96 that is $2K to $5K a year per listing.
- Average price
- $19.96inside the $15 to $100 sweet spot
- Price range
- $4.39–$133.71
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–3K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $2K–$5K
- Returns
- 2.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
84% of listings pay for placement with sponsored ads. 97% ship with Prime. On an average day, 3.9% of listings are out of stock. The average listing ranks #551 within Weatherproofing. It carries 471 reviews at 4.47 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 84%
- Prime listings
- 97%
- Out of stock, average day
- 3.9%
- Average rank
- #551in Weatherproofing
- Average rating
- 4.47 starsAmazon United States average 4.42 stars
- Average reviews
- 471per listing
- Listings tracked
- 32
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 59 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
- 59 months
Products
Top Backer Rod 3/8 Inch 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
Frost King C21CP-C Caulk Saver Bulk Contractor Pack 3/8-inch Diameter x 350-feet Long Grey
- Price
- $35.28
- Rating
- 4.6/5
- Reviews
- 921
- Age
- 10y ago

Foam Backer Rod for Gaps Concrete Crack Filler Joints Foam Gap Filler Caulk Saver Backing Rod Filler Rope Concrete Joint Filler (3/8 Inch x 10 Feet)
- Price
- $7.88
- Rating
- 4.5/5
- Reviews
- 379
- Age
- 2y ago

3/8 Diameter x 40 Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler
- Price
- $13.89
- Rating
- 4.5/5
- Reviews
- 614
- Age
- 3y ago

Tondiamo Caulk Saver Foam Backer Rod Gap Filler Concrete Rope Caulk Gray Sealant Backing Rod for Fence Wall Gap Floor Window Door Windproof Home Repairing(3/8 Inch x 50 Ft)
- Price
- $16.26
- Rating
- 4.5/5
- Reviews
- 482
- Age
- 4y ago

59FT Length Backer Rod Foam Caulk Saver for Concrete Filling Joints and Gaps 3/8 in Diameter x 59FT Length (Grey)
- Price
- $15.58
- Rating
- 4.6/5
- Reviews
- 249
- Age
- 3y ago
Trending
90-day click momentum
Storystore Backer Rod 3/8 Diameter x 16.4 Length Black EPDM Rubber Caulk Saver Foam Backer Rod for Gaps and Joints Concrete Expansion Joint Filler
- Price
- $12.51
- Rating
- 4.5/5
- Reviews
- 69
- Age
- 3y ago

M-D Building Products - Versatile Gray Foam Backer Rod Set 1/2in x 20ft - Essential Caulk Saver for Sealing Concrete Gaps Expansion Joints and Crack Filling (71480)
- Price
- $4.39
- Rating
- 4.6/5
- Reviews
- 5,315
- Age
- 20y ago

3/8 Diameter x 150 Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler
- Price
- $25.46
- Rating
- 4.5/5
- Reviews
- 614
- Age
- 3y ago

Foam Backer Rod for Gaps Concrete Crack Filler Joints Foam Gap Filler Caulk Saver Backing Rod Filler Rope Concrete Joint Filler (3/8 Inch x 10 Feet)
- Price
- $7.88
- Rating
- 4.5/5
- Reviews
- 379
- Age
- 2y ago

PATIKIL 3/8 Inch x 32.8 Feet Backer Rod for Gaps and Joints Foam Rope Caulk Crack Joint Filler Roll Seal Weather Strip for Home Construction Car White
- Price
- $9.75
- Rating
- 4.2/5
- Reviews
- 101
- Age
- 2y ago
Newest
by launch date
Foam Backer Rod for Gaps Concrete Crack Filler Joints Foam Gap Filler Caulk Saver Backing Rod Filler Rope Concrete Joint Filler (3/8 Inch x 10 Feet)
- Price
- $7.88
- Rating
- 4.5/5
- Reviews
- 379
- Age
- 2y ago

10FT Backer Rod 3/8 Inch Diameter Rubber Caulk Concrete Expansion Joint Filler White Saver Weather Strip Seal for Gaps and Joints Concrete Filling (3/8 Inch x 10FT)
- Price
- $9.61
- Rating
- 4.4/5
- Reviews
- 148
- Age
- 2y ago

15FT Backer Rod 3/8 Inch Diameter Rubber Caulk Concrete Expansion Joint Filler Black Rubber Caulk Saver Weather Stripping for Gaps and Joints Filling(3/8 Inch x 15FT)
- Price
- $11.89
- Rating
- 4.6/5
- Reviews
- 89
- Age
- 2y ago

10FT Backer Rod 3/8 Inch Diameter Rubber Caulk Concrete Expansion Joint Filler Black Rubber Caulk Saver Weather Stripping for Gaps and Joints Filling(3/8 Inch x 10FT)
- Price
- $10.38
- Rating
- 4.6/5
- Reviews
- 89
- Age
- 2y ago

PATIKIL 3/8 Inch x 32.8 Feet Backer Rod for Gaps and Joints Foam Rope Caulk Crack Joint Filler Roll Seal Weather Strip for Home Construction Car White
- Price
- $9.75
- Rating
- 4.2/5
- Reviews
- 101
- 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
16 rising
Sellers
46
Top-5 brand share
69%
Top 20: 100%
Top-5 click share
48%
Top 20: 90%
Open market
24%
- zzhxkjhky26%
- Frost King13%
- Macepason13%
- Taikula9%
- Tondiamo8%
- Storystore7%
Demand
Backer Rod 3/8 Inch search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.6× · 9 of 12 months tracked
Search terms
Top Backer Rod 3/8 Inch search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- 3/8 backer rod7K/yr
- backer rod 3/8 inch5K/yr
- backer rod 3/86K/yr
Reviews and returns
What reviews say buyers love and hate about Backer Rod 3/8 Inch
We read the reviews and the return reasons for every product selling here.
“I ended up paying a lot more per foot than had I bought new”
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
Keep looking
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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 Backer Rod 3/8 Inch questions
Answered from the same tracked data.









