All of these are referred to as foam board insulation. They’re typically installed against a wall surface and have a wide range of r-values from 3 to 8 per inch. Structural Insulation Panels ...

The average cost of foam board insulation is between $2.40 and $3.75 per square foot. Spray Foam Spray foam insulation, like blown-in, is great for adding insulation to existing finished areas and ...

DEAR TIM: I am currently installing rigid foam insulation around the exterior of my foundation. I’m installing three inches of it to a depth of 10 to 13 inches below grade to keep the heat in ...

Cons: Foam board insulation can be harder to install snugly in unusually shaped spaces, leaving gaps for air to flow. To create an effective air and moisture seal, you need to tape all seams ...

Home Improvement: Types of home insulation and where to install them. Published 12:00 am Tuesday, September 29, 2020. ... Foam board/rigid foam panels Ideal for unfinished walls, ...

If you need insulation for a home renovation project and need to choose between foam board vs. fiberglass insulation, read on for more information. Rigid Foam Insulation 4-by-8-foot sheets ...