If you’re looking to improve your home’s comfort and energy efficiency, closed-cell spray foam insulation is one of the best options available. At MPI Foam, we’ve been installing high-quality spray foam insulation for residential and commercial properties throughout the Triangle for over 10 years.
Why Closed-Cell Spray Foam?
Closed-cell spray foam is a dense, rigid insulation material that performs far better than traditional insulation like fiberglass. It delivers exceptional thermal resistance and helps create a tighter building envelope.
Here’s what makes it a smart choice for your property:
Superior Insulation Value
Closed-cell foam has a high R-value per inch (around R-6), meaning it resists heat flow extremely well. This helps keep your indoor temperatures stable throughout the year and can lower your energy bills.
Air & Moisture Barrier
Because the foam expands and seals every crack and gap, it creates an excellent barrier against air leaks and moisture intrusion. This improves insulation performance and helps protect your structure from dampness and related issues.
Versatile & Space-Efficient
The high R-value of closed-cell foam means you don’t need as much thickness to get great insulation. It works in tight spaces and on interior or exterior surfaces.
Adds Strength
Once cured, closed-cell spray foam becomes rigid and helps reinforce the surfaces it’s applied to, increasing structural durability.
Reach Out to MPI Foam Today
At MPI Foam, our goal is to make your property as energy efficient as possible. If you are ready to start saving money on your monthly energy bill, contact our Apex spray foam insulation experts today at (844) MPI-FOAM. We would be happy to give you more information on our closed-cell foam insulation services.
MPI Foam is proud to provide residential and commercial buildings with closed-cell spray foam insulation in Apex, Raleigh, Durham, Chapel Hill, Cary, Garner, Holly Springs, Morrisville, Wake Forest, NC and beyond.



