Feldon said, "......figure out how to heat it for those 10-20 days a year that are 30-40 (this year we had 2 months like that)....."
Since March first I've been using a propane heater on low, 5000 btu setting and at night it keeps the 8 by 12 temp up by from 25 to 35 degrees, according to weather, wind, etc. I also use an electric heater as backup, set on 55 [lowest it will go] incase the gas runs out.
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