A natural gas house heating furnace is 90000 btu/hr; runs less than 20% (perhaps 10%) of the time on a normal winter to keep the house comfortable.
What electric heating element power could the gas burner be replaced with ? No problem if turns on 80% of time to supply the same amount of heat.
What electric heating element power could the gas burner be replaced with ? No problem if turns on 80% of time to supply the same amount of heat.