So the ramp up/down energy usage is less than, say, 8 hours of maintaining temp then?
So the ramp up/down energy usage is less than, say, 8 hours of maintaining temp then?
Generally yes. There might be exceptions with A/C units which are less efficient when under full load, but they're usually inefficient anyway and the savings not having them running are higher.
Generally yes. There might be exceptions with A/C units which are less efficient when under full load, but they're usually inefficient anyway and the savings not having them running are higher.
Thank you. It's a question I've had for years and no one ever really had an answer.
Thank you. It's a question I've had for years and no one ever really had an answer.
It gets cheaper the lower temperature difference between inside and outside is. So turning them off is cheaper.