Insulation Calculator will help you quickly estimate the cost of insulation your attic space, using either Closed or Open Cell Spray Foam, Fiberglass/Mineral Wool (Rolled or Batt), Blown-In Insulation (Fiberglass or Cellulose), based on required R-Value or Stud/Rafter size. Prices can be calculated just for installing insulation between Ceiling Joists,… Read more »