spray foam insulation

Spray Foam Insulation Service

Spray foam insulation is a type of insulation material that is applied as a liquid and expands into a foam, creating a continuous insulating barrier. It is widely used in residential, commercial, and industrial buildings to enhance energy efficiency, improve indoor comfort, and provide an effective thermal barrier.

Roof Central offers professional spray foam insulation in Smithfield, NC. Call (919) 808-5111 now. 

Consider These Points

Application Process:

  • Spray foam insulation is typically applied using specialized equipment that combines two liquid components – polyol and isocyanate – at the point of application. When these components mix, a chemical reaction occurs, causing the mixture to expand and solidify into a foam.

Types of Spray Foam:

  • There are two main types of spray foam insulation:
    • Open-cell foam: This type is less dense and has a spongy texture. It is effective for soundproofing and is often used in interior applications.
    • Closed-cell foam: This type is denser and provides a higher R-value per inch of thickness. Closed-cell foam is known for its excellent thermal insulating properties and moisture resistance, making it suitable for both interior and exterior applications.


  • The R-value measures the thermal resistance of an insulation material. Spray foam insulation, especially closed-cell foam, has a high R-value, indicating its effectiveness in reducing heat transfer. Higher R-values signify better insulation performance.

Air Sealing Properties:

  • Spray foam insulation not only provides thermal insulation but also acts as an effective air barrier. It fills gaps and seals cracks in walls, ceilings, and other surfaces, preventing air leakage and improving overall energy efficiency.

Moisture Resistance:

  • Closed-cell spray foam is impermeable to water and provides an effective moisture barrier. This property makes it suitable for use in damp or humid conditions, such as basements or crawl spaces.

Sound Insulation:

  • The cellular structure of spray foam helps absorb and dampen sound, providing an additional benefit for noise reduction. This makes it an attractive choice for both residential and commercial applications.

Longevity and Durability:

  • When properly installed, spray foam insulation can last for a long time without sagging or settling. It adheres well to various surfaces, creating a durable and long-lasting insulation layer.

Environmental Impact:

  • The environmental impact of spray foam insulation depends on the specific formulation used. Some formulations may contain blowing agents with a high Global Warming Potential (GWP). However, there are more environmentally friendly formulations available, and some manufacturers are working towards developing low-GWP alternatives.

Installation Considerations:

  • Professional installation is crucial for the effectiveness of spray foam insulation. Certified installers ensure proper mixing, application, and curing to achieve optimal performance.

Cost Considerations:

  • While spray foam insulation can have a higher upfront cost compared to traditional insulation materials, its superior insulating properties and long-term energy savings often make it a cost-effective choice over time.

For more information on spray foam insulation in Smithfield, NC contact our team!

Contact Our Team

Roof Central is ready to help with your spray foam insulation in Smithfield, NC. Call (919) 808-5111 to get started.