If your building a house in a cold climate , you might consider what is called the ” Russian stove ” or ” Finnish heater ” , as well as other names . Its a masonry stove / heater . They are massive , but once up to temperature , they require very little wood , to keep them there . They use all the exhaust to heat , very efficient , much more so than any other variants . In centuries past , the house was literally built around the stove , the stove actually forms some of the interior walls in some designs .
