A spacer doesn't sound to bad since the ebay windows are generally priced right. A new 40x23x5/8 is around 500 bucks so i need to talk to the shop about that option when i get home from work in ND.
I really like what you did with the a/c unit. I think i am going to have to duplicate that for my...
So happy to have found this build today. I am trying to do the same with my old K5 Blazer Chalet. A larger Chinook camper of the same age range. I'd like to learn more about the newer side windows as that's on my hit list.