How Long Does Flex Seal Last: Is the Product Real

A lot of people are curious about how long the flex seal lasts. Before you buy one, be sure you have basic knowledge and facts about it. Yes, it is a part of the home improvement work, but is it worth spending? Are such claims real and true?

What Is Flex Seal?

If you are wondering what a flex seal is, here is the basic description. It is a product sold in a spray that can be claimed to be handy enough to cover holes and leaks, providing an instant fix. Unlike other sealants that usually come in rubber or solid material, the liquid sealant is kept within the spray can.

Read also: How to Remove Flex Seal in Simple Steps

Flex Seal is a product available in a spray form, touted for its ability to cover cracks and holes efficiently, offering an instant solution to leaks. Unlike traditional sealants that come in rubber or solid forms, this liquid sealant is contained within a spray can, making it appear as a convenient fix for various issues.

It sounds like an ideal way to prove your home, right? The problem is, does such a thing work? With such a good-to-be-true claim, is it real, or is it only a scam?

What Is Flex Seal

Whereas the most common sealants come in the rubberized or dry form, this one comes in a liquid spray and is heavily marketed on TV. Because it is liquid, it is claimed to reach difficult spots easily.

And because it comes in the spray form, it requires no special skill. You only need to spray, and your problem will go away – whether it is a hole, a leak, or anything that can cause further issues. It would be easier if things were just that easy, but that’s not always the case.

How the Spray Works

Forget how long the flex seal lasts and get to know how this sealant works. According to the claim, you only need to spray a hole or a leak and let it dry. Since it is a rubberized liquid, it will get hard after it dries off, providing a perfect sealant so the leak or hole can be covered completely.

To use Flex Seal effectively, ensure the surface is clean, dry, and free of grease, oil, and debris. Vigorously shake the can and use a sweeping motion to apply the Flex Seal liquid evenly, covering the area with additional coats as needed. It typically becomes fully cured within 24 to 48 hours, allowing it to dry completely and form a solid barrier.

Flex Seal is versatile, working on various surfaces, including wood, concrete, glass, and even wet areas like bathrooms. The key is to prepare each surface meticulously, ensuring it’s clean, dry, and free from impurities so the sealant can adhere properly.

And the cool thing about this spray is its waterproof feature and resistance toward almost anything, like the weather. It sounds like a great technology, you may think. Unfortunately, real science isn’t that easy.

Using the sealant is pretty easy. How long does the flex seal last? The claim states that it should last years and resist weather conditions, especially water.

If you are about to use it, you must first clean and prepare the surface. Shake the can quite hard and press on the nozzle to let out the liquid. Apply and cover the area steadily. Apply several thin coats so it will cover the entire area. Wait for around 24 hours to let it dry.

flex seal on concrete

Read also: Does Flex Seal Work on Concrete Material?

Does flex seal work on concrete? Absolutely. It works for wood, concrete, glass, and any wet surface, including the bathroom. You only need to ensure that each surface is thoroughly cleaned and prepared so the sealant will work.

However, don’t cross your fingers too hard and expect too much, especially when exposed to many elements. Now that you know how long the flex seal lasts, you shouldn’t depend too much on it.

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John Burns is an experienced author and expert home improvement advice. With years of practical experience in the field authored several informative articles on various aspects related to home improvement, including installation, maintenance, and repair.