ST Alpha - "you have three layers of rigid foam insulation to attach to your house. do you really think it matters what order you put them on? the r-factor is pro" (Reading a Post)

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In response to "not true ... the air might move differently. -- nm" by loosilu

you have three layers of rigid foam insulation to attach to your house. do you really think it matters what order you put them on? the r-factor is pro

Posted by zork Jun 26 '12, 14:59

portionate to the total thickness. period.

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