Dave & Pat,
First thing you need to do is ensure that the roof and windows are sealed and caulked. Whatever else needs to be done can wait!
I speak FRom experience!
Frank and Susan Davis
33' 1990 Airstream Land Yacht: Edelbrock, Banks, Gear Vendors, MSD, Taylor wires, Super Steer bell cranks, Bilsteins, Roadmaster sway bar, Safe Steer, Pressure Pro, Crossfire, Bigfoot levelers, Rickson 7.5" rims & 245/70 R19.5 Bridgestones on steer axle.