Home Insulation: Your Comprehensive FAQ

What is spray foam insulation?

Spray foam insulation is a material applied as a liquid that expands into a solid foam, creating an air-tight barrier. It is commonly used to insulate walls, attics, crawl spaces, and other areas to improve energy efficiency.

How does spray foam insulation compare to traditional insulation types?

Spray foam offers higher R-values and better air sealing compared to fiberglass or cellulose. It minimizes drafts and moisture issues, which can help improve indoor comfort and reduce energy bills.

What is the difference between open-cell and closed-cell spray foam?

Open-cell spray foam is softer and more flexible, ideal for interior walls and soundproofing. Closed-cell foam is denser, providing a better vapor barrier and higher insulation value, often used for exterior walls and roofs.

How long does spray foam insulation last?

When properly installed, spray foam insulation can last for the life of the building. It does not sag or settle over time like some other materials.

Is spray foam safe for indoor use?

Once cured, spray foam insulation is inert and safe. Installation should always be performed by trained professionals to ensure safe application and proper ventilation during the curing process.

Will spray foam help reduce my energy bills?

Yes, spray foam insulation helps reduce energy loss by sealing gaps and cracks. Many homeowners experience significant reductions in heating and cooling costs.

Can spray foam insulation be added to existing homes?

Yes, spray foam can be installed in existing homes, though it may require access to walls, attics, or crawlspaces. An assessment by an insulation contractor can determine the best approach.

How long does installation take?

Most residential spray foam projects are completed in one to two days. The timeline depends on the size of the area and any prep or cleanup required.

Is there a smell after spray foam is applied?

There may be a temporary odor during application and curing, which typically dissipates within 24 to 48 hours. Proper ventilation speeds up the process.

What R-value does spray foam insulation provide?

Closed-cell spray foam has an R-value around 6 to 7 per inch, while open-cell foam is around 3.5 to 4 per inch. The total R-value depends on the thickness applied.

Does spray foam insulation resist mold and pests?

Yes, spray foam does not provide a food source for mold or pests. Closed-cell foam also acts as a moisture barrier, reducing the likelihood of mold growth.

Can spray foam insulation be used in basements or crawlspaces?

Yes, both open-cell and closed-cell spray foam can be used in basements and crawlspaces. Closed-cell is often preferred in these areas for its moisture resistance.

Is removal of old insulation necessary before installing spray foam?

It depends on the condition and type of existing insulation. In many cases, removal is recommended to ensure proper adhesion and performance of the spray foam.

What preparation is needed before spray foam installation?

Homeowners may need to clear access to areas being insulated and ensure pets and people are out of the home during installation. The contractor will provide specific instructions.

How much does spray foam insulation cost?

Cost varies based on area size, foam type, and installation complexity. A typical project might range from $1.50 to $3.50 per square foot. A detailed quote is provided after inspection.

Can spray foam insulation improve indoor air quality?

Yes, by sealing gaps and reducing infiltration of pollutants and allergens, spray foam can contribute to better indoor air quality.

Is spray foam insulation environmentally friendly?

Spray foam insulation helps reduce energy consumption, which lowers your carbon footprint. Many products are now formulated with more eco-conscious blowing agents.

Do you serve the Hyde Park, TX area?

Yes, Stellrr Insulation & Spray Foam provides service in Hyde Park, TX and surrounding areas including North Hyde Park, South Hyde Park, Shadow Lawn Historic District, and Hyde Park Historic District.

How can I contact Stellrr Insulation & Spray Foam?

You can reach us by phone at (512) 710-2839 to schedule a consultation or ask about services.

What are your business hours?

Stellrr Insulation & Spray Foam operates Monday through Saturday. Please call (512) 710-2839 for current hours and availability in your area.