We had to get a small heater for my Son and Daughter when it dipped below -10 degrees. The insulation kept a lot of the cold out. I also used reflective padding on the ground to keep the cold from the ground from coming up. We keep the heat at 66 on the thermostat and go through about 60 lbs of...
Winter camping in our new 2017 Fun Finder 28qd. Here in Montana for about 2 months. Temperatures dropped down to -20 degrees and stayed below 0 degrees at night for almost the whole time we were here.