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Suggestions for tape for air sealing ISO (clean/used) foam board?

user-1119955 | Posted in Energy Efficiency and Durability on

Building a house in SE Alaska, on an island, in zone 7. Thanks, Mike

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  1. Expert Member
    Michael Maines | | #1

    Michael, many tapes can work. I prefer acrylic tapes such as 3M 8067, Siga Fentrim or Wigluv, Pro Clima Tescon Vana, or Zip tape. Many foil tapes can also work, especially on aged polyiso which has already shrunk.

    For more info, check out Martin's famous tape test:

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