When it comes to building up a home’s insulation, rigid foam insulation is the preferred option. Here's a comparison of the different options.
The Pros and Cons of Rigid Foam Sheathing
Rigid-Foam Insulation for Commercial Roofing: Polyiso vs. XPS vs. EPS
How to Install Rigid Foam Sheathing - GreenBuildingAdvisor
Rigid Foam vs. Fiberglass Insulation: What's the Difference?
Rigid Foam Insulation
Types of Insulation - Pros and Cons - Bob Vila
Foam Insulation Board vs Styrofoam
Rigid-Foam Insulation - Fine Homebuilding
Fiberglass vs. Rigid Foam Insulation: Which Is Best?
Ask the Builder: The pros and cons of foam insulation
Rigid Foam on the Roof and Walls - Fine Homebuilding
Rigid-Foam Insulation for Commercial Roofing: Polyiso vs. XPS vs. EPS
Pros & Cons Of Spray Foam Insulation