Spray foam is safe

As energy costs continue to rise, homeowners are increasingly seeking ways to improve the energy efficiency of their homes. Spray foam insulation has emerged as a popular solution, providing effective insulation and reducing energy consumption. 

Before investing in spray foam insulation, homeowners must understand its safety considerations. This article will delve into spray foam insulation and address whether it is safe to use in homes and buildings.

Table of Contents 

Understanding Spray Foam Insulation

What is Spray Foam Insulation?

Spray foam insulation is an insulation material applied using a spray gun. It is made by combining two chemical components, polyol resin, and isocyanate. When these components mix, they react and expand, forming a rigid foam with excellent insulation properties.

Types of Spray Foam Insulation

Spray foam insulation comes in two types: open-cell and closed-cell. Open-cell foam is less dense and flexible, which is excellent for sound absorption. It allows sound waves to pass through, reducing noise transmission. Closed-cell foam is thicker, offering superior insulation and moisture resistance. Its densely packed cells create a barrier against heat/cold transfer and prevent moisture infiltration. 

The choice between the two depends on specific needs like insulation levels, moisture resistance, and soundproofing requirements. Open-cell foam suits areas prioritizing noise reduction, while closed-cell foam provides excellent insulation and moisture protection. Both types have their advantages for different applications.

Safety Concerns with Spray Foam Insulation

While spray foam insulation offers numerous benefits, addressing the safety concerns associated with its installation and use is essential.

Chemical Components

One of the primary safety concerns with spray foam insulation lies in its chemical components. Isocyanate, one of the components used in the manufacturing process, can be harmful if not handled properly. It is essential to hire a professional installer who is trained in handling these chemicals safely.

Proper Installation

Proper installation is crucial to ensure the safety and effectiveness of spray foam insulation. Inadequate installation can lead to issues such as off-gassing and poor air quality. Hiring experienced and certified installers can mitigate these risks and ensure a safe living environment.

Health Risks

Exposure to uncured spray foam insulation can pose health risks. During installation, occupants should avoid direct contact with the material and leave the premises until the foam has fully cured. Once cured, spray foam insulation is considered safe and does not release harmful chemicals into the air.

Benefits of Spray Foam Insulation

Despite the safety concerns associated with spray foam insulation, it offers several benefits that make it a desirable choice for homeowners.

Spray foam insulation provides exceptional thermal performance, effectively sealing air leaks and reducing energy waste. It also improves indoor comfort by minimizing drafts and temperature fluctuations. Additionally, spray foam insulation can enhance the structural integrity of buildings and reduce noise transmission.


In conclusion, spray foam insulation can be a safe and effective insulation solution when installed and used correctly. It is crucial to hire professional installers who are knowledgeable about the proper handling and installation techniques. 

When installed properly, spray foam insulation offers numerous benefits, including energy savings, improved indoor comfort, and enhanced building durability. 

Ready to experience the benefits of high-quality spray foam insulation for your home? With Enerspray, spray foam insulation calgary, you can transform your living spaces into comfortable, energy-efficient havens. Our team of experts is ready to provide you with top-notch insulation solutions tailored to your needs. Contact us to schedule a consultation.

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