Publication Type:
Fact Sheet

Published / Updated:

How much insulation a home needs depends on the local climate, the home design, and other building features.  But any insulation type that has breathability is acceptable in an energy efficient, high performance home.

Insulation is meant to keep heat where it's wanted for maximum energy efficiency, and common types include cellulose, fiberglass, and foam.

Download this fact sheet to learn about:

  • Proper insulation installation
  • Performance ratings
  • Advanced framing techniques
  • Sealed crawlspaces
  • Insulating slab foundations
  • Attic radiant barriers

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