Top 10 Best flex seal paint in 2026

Last Updated - 6/21/2026

🏆Best Choice

Flex Seal

Flex Seal, 14 oz, Black, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•The easy way to coat, seal, protect, and stop leaks fast! Once dry, can be painted any color
•Seeps into cracks and holes. Dries to a watertight, flexible, rubberized coating. Stays flexible and pliable; lasts many years
•Transform and protect virtually everything! Ideal for arts & crafts, projects & hobbies
•Protects surface from corrosion, can be used on wet or dry surfaces
•Will not sag or drip in the Summer heat. Will not crack or peel in the Winter cold

View offer on:

$13.38

Check Price

Flex Seal

Flex Seal MAX, 17 oz, 2-Pack, Clear, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•The easy way to coat, seal, protect, and stop leaks fast! Once dry, can be painted any color.
•Seeps into cracks and holes. Dries to a watertight, flexible, rubberized coating. Stays flexible and pliable and lasts many years.
•Transform and protect virtually everything! Ideal for arts & crafts, projects & hobbies.
•Will not sag or drip in the Summer heat. Will not crack or peel in the Winter cold.

View offer on:

Check Price

Flex Seal Liquid

Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Clear, 16 oz

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
•Use anywhere you need a watertight, flexible rubberized coating
•Goes on smooth and covers fast, sealing out water, air and moisture
•UV Resistant
•Prevents rust and corrosion. Chemical resistant

View offer on:

$24.59

Check Price

Flex Seal Liquid

Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Black, 16 oz

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
•Use anywhere you need a watertight, flexible rubberized coating
•Goes on smooth and covers fast, sealing out water, air and moisture
•UV Resistant
•Prevents rust and corrosion. Chemical resistant

View offer on:

$17.99

Check Price

Flex Seal Liquid

Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Gray, 1 Gallon

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
•Use anywhere you need a watertight, flexible rubberized coating
•Goes on smooth and covers fast, sealing out water, air and moisture
•UV Resistant
•Prevents rust and corrosion. Chemical resistant

View offer on:

$109.99

Check Price

Flex Seal Liquid

Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Black, 1 Gallon

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
•Use anywhere you need a watertight, flexible rubberized coating
•Goes on smooth and covers fast, sealing out water, air and moisture
•UV Resistant
•Prevents rust and corrosion. Chemical resistant

View offer on:

$109.90

Check Price

Flex Seal Liquid

Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, White, 16 oz

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
•Use anywhere you need a watertight, flexible rubberized coating
•Goes on smooth and covers fast, sealing out water, air and moisture
•UV Resistant
•Prevents rust and corrosion. Chemical resistant

View offer on:

$18.99

$25.14

-24%

Check Price

Flex Seal Liquid

Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Gray, 16 oz

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
•Use anywhere you need a watertight, flexible rubberized coating
•Goes on smooth and covers fast, sealing out water, air and moisture
•UV Resistant
•Prevents rust and corrosion. Chemical resistant

View offer on:

$22.69

$24.32

-7%

Check Price

Flex Seal Liquid

Flex Seal Liquid, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, 1 Gallon, White

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
•Use anywhere you need a watertight, flexible rubberized coating
•Goes on smooth and covers fast, sealing out water, air and moisture
•UV Resistant
•Prevents rust and corrosion. Chemical resistant

View offer on:

$99.96

$109.99

-9%

Check Price

Flex Seal Liquid

Flex Seal Liquid, Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry, Black, 32 oz

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
•Use anywhere you need a watertight, flexible rubberized coating
•Goes on smooth and covers fast, sealing out water, air and moisture
•UV Resistant
•Prevents rust and corrosion. Chemical resistant

View offer on:

$34.87

Check Price

📊

📈 How we rank

With our cutting-edge technology, we examine thousands of products and retailers, assessing reviews, ratings, trends, and sales rankings to identify what matters most to users like you.

Our team evaluates this data alongside genuine user feedback, merging AI analysis with human insights to provide you with real-time, highly-rated recommendations that empower your decision-making with clarity and confidence.