How often are your windows open? What about during Winter? or during Summer? Do you open windows to let in fresh air?
How often are your windows open? What about during Winter? or during Summer? Do you open windows to let in fresh air?
As soon as the air feels stale you gotta turn off your heating and open all windows for like 5-10 mins in the cold seasons. Air is bad at carrying heat anyway, if you close your windows it’ll get warm again quickly.
German “Stoßlüften”