CavemanCharlie wrote:
If you get the TT a few days before your trip go to the local lumber yard and purchase some Foil Backed Styrofoam. Cut, it to fit (pop into) all of the windows. Use it during the day to help out the air conditioner.
Reflectix window inserts make more sense as they take up no room to store, are as easy to make as cutting them out with a pair of scissors, and work wonders at reducing the heat load A/C has to deal with. I used them in a previous popup but the same technique can be applied in any trailer. A series of 6 pics showing how I built mine
starts here.