Stein Bruch is CEO and President of SteinAir, on of the advertisers on this site. Look at the link to the advertisers index on the VAF News page and you'll soon find him. Or you can link to him here:
Well, 3 posts in I would say Google is your friend! Besides that, so is the Search tool right up there ^. If you are building an RV no question about it. You need to know who Stein is! http://www.steinair.com/
Might I suggest giving him a call and introducing yourself. He would be glad to talk with you. Most likely he will answer the phone directly when you call.