Radiant Barrier under spray foam

I see a lot of mention of both products but ‘Under’ is always used differently than I am intending.I have a small attic area used for minimal storage. 16′ long,… I see a lot of mention of both products but ‘Under’ is always used differently than I am intending.I have a small attic area used for minimal storage. 16′ long,…Read MoreGreenBuildingAdvisor