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Attic Protector R- 19 Fiberglass Blown-In Insulation with Sound Barrier 109-sq ft per bag ( 25.2-lb )

Johns Manville Attic Protector R- 19 Fiberglass Blown-In Insulation with Sound Barrier 109-sq ft per bag ( 25.2-lb )

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I don’t see I. The Q&A about the material needed to put on the roof for venting. Proper name and space requirements.


Pease visit the following link to learn more about the product: https://www.jm.com/en/building-insulation/document-library/fiberglass-document-library/ For all other inquiries to refer to the International Residential Code (IRC) for other requirements such as spacing etc. Thank you.

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