So when we’re talking about an air conditioner size in BTUs, we’re talking about how much energy it’ll take to keep your camper nice and cool. It’s measured by the energy required to increase one pound of water’s temperature by 1☏. You may be wondering: what the heck is BTU, and what do all of these numbers mean? The Definition of BTUīTU means “ British Thermal Unit” and it’s a unit to measure heat. If you’re interested in getting a camper van, you may have noticed that the air conditioner has different sizes. FAQs about 18000 BTU RV Air Conditioner.
The Best 18000 BTU RV Air Conditioner Units.