How Much Does XPS Insulation Cost in Charleston, South Carolina?

What you get at each price level

• Basic

  $0.95 – $2.92 per sq ft

  1 in. XPS foam board, about R-5, fastened with cap fasteners, seams taped

• Standard

  $1.11 – $3.44 per sq ft

  1 in. XPS foam board, about R-5, adhesive-set and cap-fastened, seams taped, edges sealed with foam

• Premium

  $1.39 – $4.29 per sq ft

  1 in. XPS foam board, about R-5, adhesive-set and cap-fastened, seams taped, gaps and penetrations foam-sealed, cut tight