Spray foam insulation better than fiberglass under manufactured home belly?

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  • 1 month ago
    Favorite Answer

    Definitely. It has as good or better insulating factor and it less likely to deteriorate or absorb moisture over time. Close cell is the best. You do want to protect the surface after it is applied to prevent UV damage.

    • boy boy
      Lv 7
      1 month agoReport

      really??   uv damage on the underside !!

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  • 1 month ago

    its better if you apply it in a thick coat ..but how you gonna keep it up?  ..far better what i said in first place ..100mm celotex

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  • 1 month ago

    Absolutely since it seals out the cold better!

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