self leveling sealant
Skip itA small market ($49K/yr) — this niche doesn't clear our bar today.
Returns
Incredible1.0%return rate — above 5% kills the launch gate
Avg price
Incredible$28.17avg listing price — sweet spot $15–$100
Conversion
Good4.9%search→purchase rate — share of searches ending in a sale
Price range
Good$9.19–$168.16cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.5★avg incumbent rating — lower means beatable quality
Growth
Okay+12.1%90-day search growth — must beat 0% to launch
Competition
Okay67%top-5 click share — leaders hold, buyers still browse
Review moat
Bad4,874.94avg incumbent reviews — the moat a new listing must climb
Brand share
Bad91%top-5 brand share — brand-locked demand
Market size
Bad$49K$49K/yr · 36K searches
According to Flapen's Amazon United States niche tracking, self leveling sealant is a $49K/yr Amazon United States market (36K searches/yr). The top 5 brands hold 91% of demand. Verdict: Skip it — 44/100.
Data updated Jul 11, 2026 · scored weekly · How we score niches
self leveling sealant market data
- Units sold / yr
- 3K–3K
- avg 100–250/product
- Revenue / yr
- $70K–$85K
- units × avg price
- Conversion rate
- 4.9%
- Avg BSR
- #384
- Page quality
- 0%
- Prime
- 88%
- Sponsored
- 88%
- Out of stock
- 3.9%
- Avg brand age
- 60 months
- Avg seller age
- 168 days
Competition & brand share
The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.Brands
8 falling
Sellers
69
Top-5 brand share
91%
Top 20: 100%
Top-5 click share
67%
Top 20: 100%
Open market
6%
- SIKA62%
- Dicor16%
- PAULINN5%
- Alofoyo4%
- Autosel4%
- NIEFARG4%
- Open — no brand owns it (2 brands, 6%)
Demand
Weekly Amazon search volume, last 42 weeks — +12.1% search growth over the last 90 days.Top self leveling sealant search terms
- self leveling sealant26K/yr
- self leveling caulk8K/yr
- self-leveling sealant3K/yr
Top self leveling sealant products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 17 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
SIKA Sikaflex Self-Leveling Sealant Gray Polyurethane Fast Curing for Concrete Expansion Joints Waterproof Paintable Fills Cracks up to 1.5 in. 10.1 fl. oz Cartridge
SIKA$10.274.4★5,891 rev
SIKA Sikaflex Self Leveling Sealant Gray Polyurethane 29 fl oz Waterproof Self-Leveling for Sealing Horizontal Expansion Joints in Concrete
SIKA$17.134.4★5,891 rev
Dicor 610SASLW-1 Self-Leveling Ultra Sealant System - 10.1 Oz White High Performance Non-Yellowing Fast Curing Durable Highly Compatible UV Stabilized
Dicor$18.244.8★348 rev
Self-Leveling Concrete Crack Filler High Elasticity Waterproof Cement Sealant 2.2LB Fast-Drying DIY Outdoor Concrete Joint Repair Seal Glue for Driveway Sidewalk Patio Garage Floor - 2Pack Gray
Alofoyo$21.324.1★60 rev
Concrete Crack Filler High Elasticity Cement Crack Repair Sealant Self-Leveling Waterproof Caulking Glue for Driveways Walkways Patios Outdoor Concrete Joint Repair-2 PCS
Autosel$24.204.1★163 rev
Newest
by launch date
RVGUARD New RV Roof Sealant 4 Pack Fast Self-Leveling Lap Sealant 10.3oz Waterproof & UV-Resistant RV Sealant for Roof Repair Camper Trailer Easy to Use Safe
RVGUARD$29.7588 rev
Concrete Crack Filler for Driveway High Elasticity Cement Crack Filler Self Leveling Quick Drying Sealing Adhesive for Outdoor Patio Waterproof (35.3 Floz)
NIEFARG$24.93133 rev
Self-Leveling Concrete Crack Filler High Elasticity Waterproof Cement Sealant 2.2LB Fast-Drying DIY Outdoor Concrete Joint Repair Seal Glue for Driveway Sidewalk Patio Garage Floor - 2Pack Gray
Alofoyo$21.3260 rev
Concrete Caulking Adhesive
DZCKTFYGRT$17.2252 rev
Concrete Crack Filler High Elasticity Cement Crack Repair Sealant Self-Leveling Waterproof Caulking Glue for Driveways Walkways Patios Outdoor Concrete Joint Repair-2 PCS
Autosel$24.20163 rev
Trending
90-day click momentumSelf-Leveling Concrete Crack Filler High Elasticity Waterproof Cement Sealant 2.2LB Fast-Drying DIY Outdoor Concrete Joint Repair Seal Glue for Driveway Sidewalk Patio Garage Floor - 2Pack Gray
Alofoyo$21.324.1★
RVGUARD New RV Roof Sealant 4 Pack Fast Self-Leveling Lap Sealant 10.3oz Waterproof & UV-Resistant RV Sealant for Roof Repair Camper Trailer Easy to Use Safe
RVGUARD$29.754.0★
SIKA - Sealant - Sikaflex Concrete Fix - Limestone - Elastic sealant for Cracks and Joints - Paintable Polyurethane - 10.1 fl oz
SIKA$9.194.4★
Sikaflex Self Leveling Sealant Gray Polyurethane with an Accelerated Curing Capacity for Sealing Horizontal Expansion Joints in Concrete 29 fl. oz Cartridge 12 Pack
SIKA$168.164.4★
SIKA Sikaflex Self-Leveling Sealant Gray Polyurethane Fast Curing for Concrete Expansion Joints Waterproof Paintable Fills Cracks up to 1.5 in. 10.1 fl. oz Cartridge
SIKA$10.274.4★
What buyers say about self leveling sealant
What buyers praise and complain about, mined from review topics.What buyers love
“Good product and easy to work with”
“Easy to use”
“Does the job”
“As advertised”
“good price”
“No leaks yet”
“It adhered nicely”
“Holds up well over time”
“which makes the repair look clean”
“It remains flexible after fully curing”
What buyers complain about
“But very expensive”
“contents leaking inside the box”
“Not user friendly”
“This was really thick coming out of tube so it was hard to lay down”
“didnt perform as expected”
“Ok. 5 out of six good one poor adhesion”
“Junk”
“.It as not quick - took multiple weekends to clean the cracks”
“Not listed on product”
“Damaged Goods”
Top return reasons
Common questions
- Is self leveling sealant profitable to sell on Amazon United States?
- The niche generates $49K/yr across 17 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +12.1%. Flapen's verdict: Skip it (44/100).
- How competitive is the self leveling sealant niche?
- 8 brands and 69 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 91% of demand.
- What do buyers complain about in self leveling sealant?
- Top complaints mined from reviews: Value For Money, Leak-Proof, Ease Of Use. The return rate is 1.0%.
- What does it cost to enter the self leveling sealant niche?
- Listings span $9.19–$168.16; the average listing price is $28.17 (sweet spot $15–$100). The average incumbent carries 4,875 reviews — the moat a new listing must climb.