Insulation Types

Choosing the Right Insulation: How Blankets, Loose-Fill, Spray Foam, and Foam Board Compare for Attics and Walls

This guide compares four main residential insulation types—blankets, loose-fill, spray foam, and foam board—based on R-value per inch and suitability for attics and walls. Understanding R-value and installation methods helps homeowners choose the most effective option for their needs.