Flex Seal Tape: How Well Does It Really Work?

Benefits of Using Flex Seal Tape

Some benefits of using the Flex Seal Tape are that you can make repairs quickly. The tape works on many things, as well. For example, you can use it on gutters, roofs, HVAC systems, boats, windows, walls, and many other things. Instead of having to buy a new item, you can patch it up with this Flex Seal Tape and go back to what you were doing.

Additionally, Flex Seal Tape is biodegradable and waterproof. When you use it to seal something, the tape bonds quickly to the item.

The product is an adhesive that is flexible, thick, and feels rubbery. You can apply this Flex Seal Tape to hot, cold, dry, and wet surfaces, even underwater.

The company claims it is easy to cut the product to fit any size you need, to block out air, moisture, and water. The eco-friendly Flex Seal Tape comes in three different sizes for your projects of any size.

Check out the video below:

Flex Seal Tape Reviews

A few customers say this product is excellent, and it works just like in the commercials. A couple of other customers recommend everyone to have some of this Flex Seal Tape on hand in their home.

Unfortunately, a few Flex Seal Tape reviews were not so good. There are a couple of customers that say this product does not hold up, and the roll is not enough to cover much surface.

YouTube Reviews

In the Youtube video below, a news reporter named Ashley Bishop with Valley News wants to find out for herself if the product works. She had a boat expert named Tim Sweeney apply the product to a couple of canoes. In both cases, the canoes still leaked a bit.

Check Out the Video Below

In the next Youtube video, a YouTuber named Chad Jensen used the product to fix a leak on his pool pump.

Chad went back and forth, not 100 percent sure if it would stop the leak. It took Chad a few times to figure out where to put the tape to stop the leak completely, but once he did, he gave it a thumbs up. He was pleased he didn’t have to replace the whole pumping system right away.

Watch his reaction below:

How We Reviewed

We reviewed this product by checking out reviews from regular, everyday people and from professionals.

Flex Seal Tape Competition

We have listed you a few different brands of seal tape to repair your items. Most of the competition make similar claims as Flex Seal Tape. They work on a variety of items and are waterproof. So, does Flex Seal Tape stand up to the competition? Let’s find out!

Gorilla 4612502 Waterproof Patch & Seal Tape

Gorilla Tape is one of the most popular repair tape brands on the market. Like Flex Seal Tape it is flexible and waterproof.

The tape’s manufacturer makes it out of thick adhesive, and it has a UV resistant backing.

Keep in mind, the company states the tape cannot be replaced after you apply it to a surface. Also, you don’t want to use the product for automobile parts or seams. Again, like Flex Seal Tape, it can be put in place underwater.

Many customers are happy with this sealing tape. They claimed it works great, and it is thick, sticky, and seals on items perfectly. There are a few customers who were very upset. They say this product does not work underwater or even on wet surfaces.

Liquid Rubber Seam Tape

The company that makes Liquid Rubber also makes a tape that can repair many different types of items. The company claims the product is waterproof and easy to use. To use this tape, all you need to do is cut to size, peel off the back, and apply to the area. The tape is great for the title, roofs, wood, fiberglass, brick, concrete, and many other surfaces.

Customers are very happy with the quality of this product and how great it works on roofs. A couple of customers are upset that this tape did not hold up under pressure or with water.

T-REX Ferociously Strong Clear Repair Tape

T-REX Ferociously tape has an adhesive and a waterproof back that can stick to wet surfaces. The company claims this tape can adhere to indoor and outdoor surfaces just like all of the other seal tapes. But this company says you can also apply it to items with below-freezing temperatures. The company claims the product is easy to tear with your hands, so there is no need for scissors. That’s right, you can pretend to Hulk the tape.

Amazon customers are extremely happy with how great this product works. They are happy with the strength of the tape and that it holds up underwater. Unfortunately, a few customers are upset that the tape did not hold up to cement surfaces.

What Type of Tape Is Right for You?

After giving you a few of the Flex Seal Tape reviews, we think this product can work great for specific items. We believe it all comes down to what you need to repair. Most of the repair tapes claim to work underwater, and some customers say it does, but others claim differently. With that being said, to know if it genuinely does the job we assume you would have to test it out.

My husband and I have now used the tape on a few jobs around the house and are very happy with the results. The product is easy to use but it is hard to remove, so it is best to make sure you place where you want it the first time.

Have you ever used Flex Seal Tape? Please let us know your opinion of the product in the comment section below.