R-38 cellulose is ten.77 inches thick; R-38 fiberglass is 12 inches thick. Fiberglass weighs less than cellulose, which is not a Think about an attic but may be a Think about a garage, for instance. Cellulose and fiberglass have a lot of identical qualities, but at the conclusion of the https://www.evernote.com/shard/s446/sh/144d4c14-bdc2-4c65-32ca-a70f6524a768/34887605fafbbaba81473a4bf0d318ac