Furnace fan and battery drain
When we dry camp in cooler weather, the furnace fan is our biggest drain on the batteries. Short of going without heat, how do you keep the furnace fan from depleting the batteries below 50 percen...
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I have two group 31 AGM batteries, I have foam and reflectix on all the windows , doors and skylights at night. There is reflectix under the mattress, and a synthetic down topper covering the mattress, flannel sheets and a thigh down comforter to top things off. Usually we set the furnace at 55 to sleep. I have never run down the batteries at night even when its 5*F and windy outside. I have 200 watts of solar on the roof and I carry a Honda 2000 to do a fast charge at some point in the day if the panels are covered by snow
