Flex Seal Spray Rubber Sealant Coating, 14-oz, Gray
What we analysed
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5,215 reviews
covering
100+ products
for the category
Deck Sealer
Experiential insights by users
About Flex Seal Spray Rubber Sealant Coating, 14-oz, Gray
Overall Feedback:
90% positive
88% highlighted the waterproofing feature , but 12% struggled
I have noticed that Flex Seal does not hold up to water and is not waterproof.
Water always gets through the supposed waterproof coating exactly where the crack is, indicating that the deck-sealer is not effective in waterproofing.
84% were satisfied by the maintenance requirements
I used the deck-sealer for winter 2022 and it held up perfectly in spring 2022.
86% were impressed with the enviornmental impact , but 14% raised concerns
I noticed that the deck-sealer produces gases that rise from inside and burst out, which creates tiny holes and does nothing to stop water. This indicates that the deck-sealer has some environmental impact.
The deck-sealer has some environmental impact as it produces gases that create tiny holes and do nothing to stop water.
96% were impressed by the durability, but 4% raised concerns
I have tried sealing an invisible crack three times, but the waterproof coating failed to stop water from getting through exactly where the crack is.
91% were satisfied with the drying time, but 9% weren't
I had to wait for 24 hours before applying another coating, but there was a hole where I first applied the Flex Seal.
87% appreciated the breathability, but 13% were dissatisfied
When the deck-sealer cures, gases rise from inside and burst out, which makes a ton of tiny holes and does nothing to stop water.
