37% makes sense. When you live in a moderate climate and minimally need heating, low capex and high opex makes sense. Too bad so many air conditioners don’t ha

37% makes sense. When you live in a moderate climate and minimally need heating, low capex and high opex makes sense. Too bad so many air conditioners don’t have reversing valves. One day I want to install a window-shaker “the wrong way” and see how well it works as a heater. As an alternative, one could put water containers in their freezer and throw the ice outside as it freezes as a rudimentary sneakernet liquid<-> solid phase change heat pump.