
GCS Spray Foam Insulation
We are currently updating our website, but our crew is still out in the field helping customers stop leaks and save on energy costs. We are fully operational and ready to start on your property today.
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Reliable Spray Foam and Roofing for Georgia Homes and Businesses
We provide high-quality spray foam and roofing services with the care and attention of a local business. Whether you are looking to seal your attic to save on energy bills or need a professional commercial roofing system, we back our work with a lifetime manufacturer warranty and a 10-year labor guarantee. Based in Decatur, we serve the Metro Atlanta area and take on commercial projects across the state, always focusing on making your property more efficient, safe, and durable.
Higher R-Values and a More Complete Seal
The Advantage of Modern Insulation
At GCS Spray Foam Insulation LLC, we use building science to create a seamless thermal barrier for your home or business. Spray foam provides significantly better R-values per inch than old-school materials like fiberglass or cellulose. By creating an airtight seal, our foam stops the air leakage responsible for up to half of the energy loss in many Georgia homes. This reduces the strain on your HVAC system while blocking out dust, pollen, and outdoor pollutants.

Controlling Moisture and Strengthening Your Home
We specialize in turning attics into semi-conditioned spaces by moving the insulation from the floor to the underside of the roof deck. This process stops the stack effect that pulls humid air into your living areas and keeps attic temperatures very close to the rest of your home. For crawl spaces and basements, we use closed-cell foam to create a vapor barrier that prevents mold and humidity issues. These applications are incredibly durable and can even increase the structural strength of your walls and floor joists by up to 300 percent.

Personal Service and Lifetime Protection
Professional Work You Can Trust
Owned and operated by Marc, our company focuses on a personal approach that starts with honest education and ends with a spotless cleanup. We use premium, eco-friendly products that contain no ozone-depleting agents, so your energy upgrades are safe for your family. Every project we do is backed by a manufacturer warranty for the life of the structure, along with our own 10-year labor warranty. We bring the same high standards to local residential jobs as we do for our large-scale commercial contracts throughout Georgia.


Work with Atlanta’s local experts to seal your home correctly and lower your monthly energy bills.
Take Control of Your Home’s Comfort and Efficiency
Living in Georgia means dealing with serious humidity, so standard insulation usually isn’t enough. You need a setup that actually handles moisture and keeps your home at the right temperature year-round. Whether we are converting your attic into a climate-controlled space or making your crawl space three times stronger, we bring the technical skill and local service you expect. Marc and our experienced crews personally oversee every installation, ensuring the job is done right and backed by a lifetime manufacturer’s warranty.
