During the winter months we are often asked: “How long will my furnace run on a bottle of propane?” The answer is: It depends. RV Furnace propane usage depends on what temperature you set your thermostat, how cold it is outside, and how well your RV is insulated. All of these factors influence how long (minutes and hours) your furnace runs every night. See the chart below to determine approximately how many hours your furnace will run on a bottle of propane based on the outside air temperatures.

RV Furnace Propane Useage