





Imus Seal Butyl Joist Tape for Flashing Deck Joists and Beams (1-5/8” x 50’ Non-Skid)
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Marlin Blanton
> 3 daySo far so good, cheaper price than other comparable flashing tapes. Will buy more
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M.L.
> 3 dayWorks great, sticks well to deck joists, easy to apply, good price! Highly recommend.
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owen kaminsky
> 3 daylove the tape works GREAT sticks good.
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Juan
> 3 dayGreat value Way cheaper than home depot
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Robert Franks
> 3 dayI used Imus Seal butyl tape for a boat dock build. Feels pretty heavy duty. Worked good for my application. I used the tape to cover the deck joists and frames. I also used it for the abutment areas where the framing comes together. Some areas got additional attention with some polyseal compound from my putty gun. With pressure treated lumber the weak places are the wood/wood interfaces, and fastener areas. The Imus tape was easy to apply and ideal for this application. I expect this tape to add years to the life of my dock. Good investment!
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JB McDonald
11-06-2025super sticky and seems to do the job very well. Guess I wont know for years if its properly protecting my deck joists, but it looks promising. I know when I back out some screws they were covered in the sealing material, so that seems good.
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JL
> 3 dayWorked as expected. Slightly difficult to remove the backing from the adhesive side but nothing that would prevent me from buying again.
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J. Hoffman
> 3 dayAdhesive is very good on dry wood. Don’t expect it to stick to pressure treated lumber that is still wet.
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Chris S.
> 3 dayProduct was as described. I bought the item 2 more times.
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King George
> 3 dayWell, this joist tape is sticky. It is black and it is thick. Easy to peal and apply. It is super sticky so it stays where it is put, and is hard to remove once it is set. I used this to cover the top edge of the 30 year old beams and joists when I replaced the decking boards on my deck. Will it work? Will it prevent rot? It seems like a good idea. I will never know. By the time that the deck boards are removed years from now I likely will not be here to find out. Others have noted that they found it hard to cut. I have some advise. Do not use a knife. Scissors work best. It took some practice but I found that I had to cut steady and slowly so as not to cause the tape to separate from the plastic backing. If you get any of the sticky goo on your scissors, you are done and need to clean the scissors before cutting again. I used a clean rag and some carb cleaner to refresh my scissors when they got gummed up.