Retro Foam of Central Illinois is an owner-operated, local business that offers spray foam and blow-in insulation. It is non-toxic and completely safe and produces no fumes, gases or emissions. It’s also hypoallergenic. RetroFoam™ is safe for the environment and your family. If the foam gets damp, it always dries and remains 100% effective. RetroFoam™ is also an effective pest barrier. Because...