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Attic insulation
Attic area1,000 sq ft
MaterialBlown-in fiberglass
Target R-valueR-38
Estimated range$1,500 – $3,500
Materials + labor$1,400 – $3,300
Permits / inspection$75 – $225
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✓ State-adjusted
✓ Sources published
14calculators live
51states adjusted
4data sources
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