Attic Insulation Cost in 2026 (Blown-In vs Batts vs Spray Foam)
Attic insulation cost in 2026: $2,100 avg ($1,700–$2,500). Blown-in $1.25–$2.50/sq ft, batts $1–$2, foam $1.50–$7. 25C = $0 — HEAR rebates explained.
insulation tax credit 2026
Attic insulation cost in 2026: $2,100 avg ($1,700–$2,500). Blown-in $1.25–$2.50/sq ft, batts $1–$2, foam $1.50–$7. 25C = $0 — HEAR rebates explained.