Kevin Arnold March 12, 2020 Step 6 Insulation, insulation, climate control, thinsulate, van how to's How to Insulate your Van Conversion with Thinsulate Kevin Arnold March 12, 2020 Step 6 Insulation, insulation, climate control, thinsulate, van how to's We have built many vans and have come to the conclusion that Thinsulate by 3M is the easiest and cleanest insulation to use on your van conversion. See why we use it 10/10 times.