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thinsulate

  1. Insulation for Beginner

    Promaster Builds and Conversions
    So many threads on insulation. The more I read, the more uncertain I am. The recent post on thinsulate vs. polyiso vs. SM600L thinsulate was educational. I liked the SM600L spec sheet. Am starting on the ceiling, and purchased 3M HI-Strength 90, but haven't bought the insulation yet. 1...
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