According to the US EPA, the dangers of spray foam insulation include exposure to harmful chemicals, lung and eye irritation, shortness of breath, sore throat, and fever. However, you can avoid these adverse effects by using protective equipment when installing spray foam insulation.

What is bad about foam insulation?

According to the US EPA, the dangers of spray foam insulation include exposure to harmful chemicals, lung and eye irritation, shortness of breath, sore throat, and fever. However, you can avoid these adverse effects by using protective equipment when installing spray foam insulation.

What are the disadvantages of spray foam insulation?

• Spray foam insulation does not always fill every possible cavity. …
• Spray foam insulation might encourage water damage for some homeowners. …
• Spray foam insulation can sometimes shrink. …
• Spray foam insulation requires a lot of experience to get it right.