Closed Cell Foam Insulation: Your Comprehensive FAQ

What is closed cell foam insulation?

Closed cell foam insulation is a type of spray polyurethane foam with a high-density structure. It provides both thermal insulation and an air barrier, making it suitable for residential and commercial buildings.

How does closed cell foam differ from open cell foam?

Closed cell foam is denser and more rigid, offering higher R-value per inch and moisture resistance. Open cell foam is softer, less dense, and more permeable to air and water vapor.

What is the R-value of closed cell spray foam?

Closed cell spray foam typically has an R-value of about 6 to 7 per inch, depending on the specific formulation and installation. This high R-value helps improve energy efficiency.

Is closed cell foam insulation waterproof?

It is not entirely waterproof, but it is highly resistant to moisture. The closed cell structure limits water absorption and can act as a vapor barrier in some applications.

Where can closed cell spray foam be applied?

It can be used in walls, roofs, attics, crawl spaces, and basements. It adheres to most building materials including wood, metal, and concrete.

How long does closed cell foam insulation last?

When properly installed, it can last the lifetime of the building. It does not settle or degrade significantly over time under normal conditions.

Can closed cell foam improve structural strength?

Yes, its rigid form can enhance the structural integrity of walls and roofs by adding dimensional stability.

Is closed cell spray foam safe for indoor use?

Yes, once cured, it is inert and safe. During installation, proper ventilation and protective gear are required due to chemical emissions.

How is closed cell foam insulation installed?

Installation involves spraying the foam using specialized equipment. It expands on contact and hardens in place, creating a sealed layer.

What are the energy efficiency benefits?

Closed cell foam reduces air leakage and provides a high insulation value, which helps lower heating and cooling costs year-round.

Does closed cell foam help with soundproofing?

It offers some sound reduction, but it is less effective for acoustic control than open cell foam, which is more sound-absorbent.

Is closed cell foam suitable for metal buildings?

Yes, it adheres well to metal surfaces and helps control condensation and temperature fluctuations in metal structures.

How thick should closed cell insulation be?

Thickness depends on application goals and local code. Typical installations range from 1 to 3 inches per layer, sometimes requiring multiple passes.

Can I install closed cell spray foam myself?

DIY installation is not recommended due to safety risks and the need for specialized equipment. Professional installation ensures proper application and performance.

How much does closed cell foam insulation cost?

Costs vary based on project size and complexity, but it’s generally more expensive than open cell foam. However, its higher performance can offer long-term savings.

Does it require maintenance?

Closed cell foam requires little to no maintenance once installed correctly. Occasional inspections for damage or wear are recommended.

Can it be used in cold and hot climates?

Yes, it performs well in a wide range of temperatures. Its thermal and moisture resistance make it suitable for both hot, humid and cold environments.

Does Polyco Spray Foam Insulation serve the Baton Rouge area?

Yes, Polyco Spray Foam Insulation is based in Baton Rouge, LA, and provides services throughout the city and surrounding communities.

What other areas does your company serve?

We also serve Prairieville, Gonzales, Denham Springs, Walker, Monticello, Merry Dale, Westminster, Shenandoah, Village St. George, Zachary, Oak Hills, and nearby Louisiana locations.

How can I contact Polyco Spray Foam Insulation?

You can reach us by phone at (225) 286-3546 for consultations, quotes, or scheduling an appointment.