29 Aug '12, 5am

Green Building Q&A: Does Loosefill Attic Insulation Require an Air Gap Between Insulation and Roof Decking?

Does loosefill attic insulation (specifically fiberglass or cellulose) require an air gap between the insulation and roof decking to be effective? Once I've installed baffles to protect the soffit vents I would like to blow insulation all the way to the roof decking at the eaves on houses with shallow pitch roofs. My goal being of course to maximize R-value. Any reason not to do this? Thank You for sharing your knowledge.

Full article: http://www.greenbuildingadvisor.com/community/forum/energ...

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