Insulation Calculator
Calculate insulation R-value, materials, and energy savings
Insulation Information

What is this calculator?

  • • Calculates insulation materials needed
  • • Estimates total project costs
  • • Shows energy savings potential
  • • Includes labor and material costs

Why do you need it?

  • • Plan insulation projects
  • • Budget for materials and labor
  • • Compare insulation types
  • • Calculate energy savings

When do you need it?

  • • New construction projects
  • • Home renovation planning
  • • Energy efficiency upgrades
  • • Contractor estimates
Insulation Types Comparison
TypeR-Value per InchCost per Sq FtBest Use
Fiberglass BattsR-3.2 to R-3.8$0.64 - $1.19Walls, floors, ceilings
CelluloseR-3.6 to R-3.8$0.60 - $2.30Attics, walls
Spray FoamR-6.0 to R-7.0$1.36 - $2.50Air sealing, irregular spaces
Rigid FoamR-4.0 to R-6.5$0.70 - $1.00Exterior walls, basements