Thanks for the help, everyone I wouldn't have known to add breathing space otherwise.

I was told if I'm sleeping in a tent I need to get some aluminet to cover it, so I don't get baked out in the morning and have a chance of sleeping in the day. Is this roughly what I'm looking for? http://www.greenhousemegastore.com/product/70-percent-aluminet-shade-curtain/shade-cloth_1 It's Alumin...