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R- 21 Attic Wall Unfaced Reflective Roll Insulation 33.3-sq ft ( 16-in W x 25-ft L ) Individual pack

Reflectix R- 21 Attic Wall Unfaced Reflective Roll Insulation 33.3-sq ft ( 16-in W x 25-ft L ) Individual pack

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The specs say R3 per inch. This is 0.3 inches. What use is that? Or am I missing something?


I am not sure what you are asking. Please go to www.reflectixinc.com and there are instructions on how to use our various products with various applications. If you have further questions please advise.

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