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Type: Posts; User: Ed2

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  1. Replies
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    Re: R values for foil-backed board

    Thanks, Kieth. I'm sorry to be so dense, but I'm still confused. You said in the first reply, "A foil surface would be around 0.03 to 0.1.". So I took it that foil to an open space is of...
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    Re: R values for foil-backed board

    Thanks for the replies. If I understand correctly, a foil side open to a room uncovered is of little value. Is this correct? If it is 3/4 inch from a sheath, how much of the R-value is from the...
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    R values for foil-backed board

    I am using some Tuff-R 2 inch double foil-backed foam board. It is rated R-13. Does this include the effect of the foil? I understand that the foil is not technically R-valued, but what is the...
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    Re: insulating crawl space

    Thanks. T too think what I've done is okay for now. The question remaining is what materials would you use to create a dead air space? Maybe I could incorporate that into part of the roof that...
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    Re: insulating crawl space

    Thanks for the replies. I have heard opposing views on this subject, as most people around here including consultants at the building supply think I did just right. It's the way about everybody...
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    Re: insulating crawl space

    Thank you for your reply. I want to be sure on a couple of points.

    I did install the insulation between the joists, paper stapled to them, facing down. Do I understand correctly that the paper...
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    Re: insulating crawl space

    I may have made a mistake in how I insulated my crawl space this Fall, but I'm stuck with it and Winter is coming on. I wonder what I might do now to improve matters.

    My 1000+ square ft. house is...
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