Wholesale fiberglass and mineral wool insulation for Charlotte contractors, builders, and property managers. Same-day quotes, next-day delivery, pay at delivery.
No minimum · Pay at delivery · All 50 states
Charlotte is in IECC Zone 3A (warm humid). Standard exterior walls use R-13. Attics require R-30 minimum under the 2021 IECC, with R-38 common for better performance. Here are the minimum R-values required for new construction in Charlotte:
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Stocked product ships next business day to Charlotte and surrounding areas.
5 bags or 500 bags — we quote any quantity for Charlotte projects.
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Same-day quotes, next-day delivery on stocked product. No minimum, pay at delivery.