Flex Seal 2-Pack Black 17oz Stop Leaks Instantly
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13,950 reviews
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50+ products
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Hardware Sealers
Experiential insights by users
About Flex Seal 2-Pack Black 17oz Stop Leaks Instantly
Overall Feedback:
79% positive
80% appreciated its moisture resistance
I used Flexseal on the wall where the rain was coming in and it worked. After a heavy rainstorm, the garage floor was 100% rain-free and bone dry.
I used this product to waterproof the inside of an old half whiskey barrel planter that I converted into a bird fountain.
68% appreciated its fast drying time
I suggest applying many thin layers and allowing ample drying time in-between to achieve the desired result.
After applying the Flexseal product to the wall where the rain was coming in, my garage floor was 100% rain free and bone dry even after a fairly heavy rainstorm.
80% found it easy to apply
To successfully apply the hardware-sealer, it is suggested to apply many thin layers and allow ample drying time in-between.
77% liked its flexibility
I found a solution to my problem by using Flexseal. I applied it to the wall where the rain was coming in and it worked effectively, stopping the rain in its tracks.
