Shed Insulation Calculator

Shed insulation should match the use case: storage needs condensation control, while offices and workshops need higher R-values and ventilation. Use this as early insulation planning only; confirm local code, product data, air sealing, ventilation, and moisture control.

Default building-type estimate

  • Climate zone: 5
  • Planning target: R-30
  • R-value gap from current R-0: R-30
  • Order area with 10% waste: 462 sq ft
  • Estimated material cost: $832

Planning snapshot

  • Category: Small building
  • Typical use: Storage sheds, garden offices, and small workshops.
  • Hot climate target: R-13
  • Mixed climate target: R-19
  • Cold climate target: R-30

R-value calculator · Wall assembly builder · Insulation savings estimator