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As an alternative to having a subcontractor spray foam, how effective an alternative is using foil-faced foam (icynene?) and leaving gaps around the edges, then filling the gaps with Great Stuff or other canned foam? Not for full houses, but smaller projects like dormers and bump-outs?
Mike
Framing the floor inside a crawlspace foundation keeps a gable-end addition close to grade.
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Replies
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As an alternative to having a subcontractor spray foam, how effective an alternative is using foil-faced foam (icynene?) and leaving gaps around the edges, then filling the gaps with Great Stuff or other canned foam? Not for full houses, but smaller projects like dormers and bump-outs?
Mike