NOT KNOWN FACTS ABOUT GOODS

FYI I are in a elevated ranch, the stove is within the basement, non-insulated block wall, the upstairs is about 1200sqft sorta open ground program, basement region is about five hundred -600 sqft. I in a position to continue to keep the upstairs livingroom about 70deg when its about 10deg outside, certainly the basement is far warmer.Explain to us