We've received many questions about insulation throughout our Airstream restoration process, partly because there are a few different options worth considering and even more opinions on what’s best. Spray Foam On our first Airstream restoration we did a ton of research and ultimately decided on spray foam insulation. Based in Bend, Oregon, we get some chilly winters and warm summers, so we wanted our trailer to be as toasty/cool as possible and per inch of insulation, spray f