Creating an air seal in your crawl space is a great idea in the process of creating a comfortable home, but is spraying foam on the walls or ceiling more efficient?
What is a Michigan basement?
It’s a great idea to insulate your crawl space with spray foam, it's going to bring many benefits like eliminating a lot of the drafts that can make your floor chilly and drive your energy bill up. Insulating the crawl space with foam completes the air seal which is the outermost layer of your home that stops heat flow. You want to make sure that you make the envelope right for your home when insulating a crawl space with spray foam. This is where a lot of heat can be lost and if it’s cold that means your floor is cold too.