Crawl Space Insulation Zone 6 – Maine
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Hello would love some input here on my crawl space in Maine – new construction.
Rat slab on 2″ rigid foam + membrane
3″ closed cell spray foam on perimeter walls
Staple-up radiant on first floor deck.
ERV ventilation tied into crawl space.
My question: Do I need batt in the crawl ceiling?
Thanks!
Brad
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