This is How Spray Foam Insulation was Born
houston-texas-spray-foam-insulation by dunktanktechnician fm Flickr Spray foam insulation as it’s understood today really emerged in the 1980’s, however its roots are found numerous decades earlier, starting with Otto Bayer’s development of polyurethane foam in the 1940’s. Otto Bayer, an industrial chemist in Germany, really began working with polyurethane throughout the late 1930’s. The United States gained access [...]