Can I install spray foam insulation over existing insulation?

You can install spray foam insulation over <a href="https://www.homedepot.com/b/Building-Materials-Insulation-Spray-Foam-Insulation/Existing-Insulation/N-5yc1vZbaxjZ1z1bj9s?emt=plpfaq_2410_sprayfoaminsulation" style="text-decoration: underline;">existing insulation</a>, making it a great choice for upgrading your home's energy efficiency. You can effectively enhance your home's insulation levels without removing the existing material.

How do I apply spray foam insulation to my walls?

Spray foam insulation can be applied directly to your walls, but it's important to use the correct type for your project. Open-cell foam is best for filling larger cavities and can be applied using a DIY kit, while closed-cell foam requires a professional contractor.

Which spray foam insulation brands are available at The Home Depot?

We carry a wide variety of the top brands of spray foam insulation, such as <a href="https://www.homedepot.com/b/Building-Materials-Insulation-Spray-Foam-Insulation/ADHESIVE-GURU/Wood/Soundproofing-Insulation/N-5yc1vZbaxjZzqcZ1z1bjbhZ1z1bjf0?emt=plpfaq_2410_sprayfoaminsulation" style="text-decoration: underline;">ADHESIVE GURU</a> and <a href="https://www.homedepot.com/b/Building-Materials-Insulation-Spray-Foam-Insulation/AG-ADHESIVE-GURU/Wood/Soundproofing-Insulation/N-5yc1vZbaxjZzf9Z1z1bjbhZ1z1bjf0?emt=plpfaq_2410_sprayfoaminsulation" style="text-decoration: underline;">AG ADHESIVE GURU</a>.