Flex Seal MAX Aerosol Liquid Rubber Sealant Coating, 17 oz, White
Flex Seal MAX Aerosol Liquid Rubber Sealant Coating, 17 oz, White
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Flex Seal MAX Aerosol Liquid Rubber Sealant Coating, 17 oz, White

Key item features

  • Easy Application: Easy to use, portable, liquid rubber spray
  • Watertight Seal: Dries to a watertight, flexible, rubberized coating
  • Multi-Surface Use: Works on wood, metal, concrete, glass, plastic, and more
  • Long-Lasting: Stays flexible and seals out water for years, and can be painted any color
  • Maximum Coverage: Covers up to 20% more than the original size
  • Versatile Repairs: Ideal for fixing leaky roofs, gutters, RVs, skylights, and more
  • Application Tips: Apply multiple coats, use above 60°F, and ensure full curing before testing
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Current price is $16.87$16.87/count
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About this item

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Customer ratings & reviews

4.6 out of 5 stars
stars921 ratings658 reviews
How item rating is calculated

Reviews summary

Pros

  • : Forms a flexible seal to stop leaks quickly.
  • : Forms watertight seal in cracks and holes.
  • : Convenient process with minimal effort required.
  • : Forms a seal on gutter leaks and cracks.
  • : Forms a tight seal to prevent water penetration.

Neutral

  • : Can be effective for quick fixes, but may not be reliable for heavy-duty use.
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Showing 1-3 of 658 reviews

May 20, 2026
Janice
Top Reviewer
Item details
Color: Clear
Multipack quantity: 1
5 out of 5 stars review

Verified Purchase

Seals tight !

I use the Flex Seal Products for many items...The Clear is great to conceal what you are spraying...I have used this on our vehicles, gutters and house...Where ever you want to seal something this product is great and easy to use..dries fast and holds well for years...

Helpful?5GN5P7B28805244329290
May 7, 2024
Alvaro
Item details
Color: Black
5 out of 5 stars review

Verified Purchase

excellent product

real nice spays out nice leaving nice look. Got me 3 bottles the price and quality is excellent really liked this product first time use.

Incentivized Review
Helpful?5GN5P7B28805244329290
reply from Customer Service

Hey there! Thank you so much for taking the time to give us feedback on Flex Seal Spray and for the 5-star review. If we can help answer any questions on any future DIY repairs, please feel free to email us at humans@flexsealproducts.com. FLEX ON!

Aug 20, 2022
Pokey
5 out of 5 stars review

Seller Verified Purchase

with a couple of coats, i did the job.

with the project, there is nothing better then Flex Seal.

Review from flexsealproducts.com
Helpful?5GN5P7B28805244329290
reply from Flex Seal Family of Products Customer Care

Hi there, thank you so much for sharing your Flex Success with us! We're happy to hear the Flex Seal Family of Products is working great for your projects and repairs. If you'd like some helpful tips and tricks for future DIY's, feel free to message us at Humans@FlexSealProducts.com. Flex On!