Best Butyl Tape of 2025

"I've been using this product for years to stop leaks in various places on my RV. It’s reliable and easy to apply."

"While remodeling my camper, I found this butyl seal tape incredibly simple to use. Just clean the area, wear gloves, and it sticks to everything! I even put it under screws to prevent any water seepage."

"After rebuilding my 1972 truck camper, I used 14 rolls of this tape for sealing everything. It’s crucial to apply it at the right temperature for easy handling, and I learned to use more than one layer for the best results."

“I used this to seal edges on my steel roof, and it was easy to use and worked well.”

“It arrived quickly and was exactly what we needed for our new metal roofing.”

“This tape worked pretty well for sealing windows on my vintage camper. Highly recommend!”

“I replaced the moisture barrier in my Jeep door, and the tape adhered to the door perfectly. The moisture barrier stuck to the tape easily. Very good product!”

“I used this butyl tape to reinstall factory glass in my van doors and a new roof vent. I can confidently say that this is the right product to use instead of silicone. It’s easy and completely water-tight.”

“Using this tape, I sealed around the deck posts under our new composite deck. It took some time to apply neatly, but now that it’s done, we feel very confident in its water-tightness and longevity.”

"I used this to patch some holes in my old corrugated metal roof, and it's been over a year with not one leak since! It's super sticky and easy to use. I would highly recommend it."

"I can't express how amazing this tape is! After trying multiple products for my leaking sunroof, this was the only one that worked. I just cut the lengths I needed, heated them up, and pressed them down. It's the stickiest and best tape I've ever used!"

"As a volunteer with the Red Cross, I was responsible for maintaining storage containers. This tape worked flawlessly for sealing holes and conforming to surfaces. We've achieved a 100% success rate with our repairs!"

"I used this to seal the polylok adapter for corrugated pipe to the tank, and it worked great. Heating it up made application easy. I would definitely buy this again."

"I was very pleased with this butyl tape. It's not like the cheap stuff from big box stores; it's of better quality. I used it for some RV repairs and it performed wonderfully."

"I ordered this for a metal roof project. It had good flexibility and was incredibly sticky. However, after repositioning a piece, I wasn’t sure it would reseal properly, so I decided to replace it."

“I found the 1/4 inch butyl cord to be of great quality and it seemed quite fresh. It was a round shape, making it flexible and sticky, but not overly so. Applying it at around 70F, while keeping it out of the direct sun, worked perfectly for sealing around my outdoor wall lights. It fit into the crack like a charm, providing a solid weather seal.”

“As a body tech for 44 years, I decided to use this butyl tape for sealing the rear window on a F150 pick-up truck. I recommend putting it in the freezer for about 30 minutes before use – it makes removing the backing simpler. Overall, it was an easy installation and I’ll definitely be keeping this product in stock!”

“I recently dealt with a leaky bath vent in my Airstream. After removing the old vent and residue, I applied this butyl tape as the first seal. I appreciated how it was coiled with protective tape and packed in a flat box for easy storage. I finished the installation with Sikaflex 715, and there have been no leaks for the past two months!”

"I found this tape to be strong and really sticky. It’s hard to find tape that actually works!"

"I usually use the grey tape, but I decided to try this one. It sticks to everything! Just be careful when applying it because if it touches itself, it’s not coming apart. I learned that the hard way!"

"As a retired professional auto glass installer, I can say this product is exactly right for installations. The white color is perfect for RVs since it doesn't show as much as black when it oozes out."

"I used this product to put a strip between my truck radiator frame and the radiator to fill a small gap. It worked better than I expected. It's not too sticky and can be molded easily. This is a great product!"

"This product performed exactly as I hoped. It really sealed the side windows of my extended cab Ford F-250 4x4 flawlessly."

"I needed something to waterproof the inside of my E36 doors after opening them up to fix the window mechanism. This worked perfectly with some heavy-duty trash bag as a replacement for the OEM solution."

"I received a thinner version but it was still about twice as thick as I needed for door water seals. I had to stretch it to fit properly. However, it worked great and I would buy it again if I can find a thinner and longer option at the same price."

"This product is very good and easy to handle. I was able to stretch it to the size I needed without any issues."

"I used this on glass headlights for my 1998 Infiniti QX4. It was my first time using it with a heat gun, and I was worried about getting it right. Fortunately, my headlights no longer fill with water! This glue is awesome!"

"I was impressed with the quality and price of this butyl tape. It arrived quickly and worked great for my project. Easy to remove if I needed to adjust it, and the adhesion was fantastic. I would definitely buy it again."

"This 1-inch butyl tape was just what I needed to seal the front edge of my truck canopy. It was a bit tricky to peel back the protective skin, but once I did, the stickiness ensured a solid, long-lasting seal."

"I found this product to be very flexible and sticky. After replacing two RV windows, I felt confident that it created a tight seal. Overall, seems like a great product for various sealing needs."