Foam board insulation is easy to use and a great DIY way to add some insulation. It comes in standard-size 4×8 sheets and ...

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 ...

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 ...

Polyiso is a closed-cell, rigid foam board insulation that typically comes in 1, 2, and 4 inch thickness. THERMAX™ and Dow “blue board” are the two most common types of polyiso insulation.

Using a combination of relatively inexpensive foam boards and Great Stuff spray foam cans, he is accomplishing the goal of a tightly sealed building envelope. I might have to give this a try.

Though retailers have a lot of discretion on price, the low-GWP XPS foam boards are currently around 15% more expensive than HFC-blown boards at hardware stores.

In terms of value, the Building Thermal Insulation Market size was estimated at USD 29.2 billion in 2023 and is projected to ...

The previous owners of the house glued 2-inch thick foam insulation to the poured concrete walls. It’s got an aluminum foil face on it. Then they covered that with an open-cell foam board that ...

Insulating your home may help the environment by lowering your energy usage, but unfortunately the petroleum-based foam that's typically used as insulation isn't all that eco-friendly itself.

Both fiberglass batt and foam board typically run cheaper than spray foam. Vapor barriers can be less expensive, but might not provide the same R-value as other options.