There are many little-known facts about the RV lifestyle that first-timers may not know. A lot can be figured out with asking questions of RV aftermarket firms like RecPro, but then there are the intangibles that you need information about right away. While it may seem counter-intuitive with what you know about refrigerators, because you’ve undoubtedly been around them your whole life, the fridge in your RV probably doesn’t run off of electricity, alone. It most likely runs off of propane, too. Now that the shock has worn off from that statement, you need to know about special considerations which go along with running a propane fridge in an enclosed space. An important one is your fridge needs to have an exhaust attached to an exterior sidewall vent.