Spray Foam Insulation Garage Walls

These leaks are usually one of the most significant costs that homeowners face because it increases the amount of energy loss that occurs.

Spray foam insulation garage walls. This insulation product expands quickly into the various cracks and holes that are in your crawl spaces attic and walls. Spray foam insulation provides an airtight seal that is difficult to break. Spray foam comes in two flavors open cell and closed cell and provides both parts of the building envelope the insulation and the air barrier. Use fibreglass cellulose foam board or closed cell spray foam if it were my garage i d go with spray foam.

Then cover it with drywall. Spray foam is excellent for both r value and for air sealing. But if the garage is heated you should definitely insulate. In these cases both sides of the wall are up and you want to get an expanding foam inside without tearing down 1 side or the other.

The cost of spray foam insulation into the garage s exposed walls would be between 2 000 and 4 000. If the walls of the garage are finished then the project is more expensive. But it might make sense if you re converting the garage to living space. This decision can also impact the cost of the project as closed cell spray foam tends to be more expensive.

You want spray foam insulation in these walls but normally spray foam is sprayed as an expanding seal. As a high end material typically used for energy efficient construction spray foam is overkill for most garage projects. The building envelope should completely surround the conditioned space and the insulation needs to be in contact with the air barrier.