4 ms·
95% efficient gas furnaces are the norm for newer houses[1]. Getting electricity out of gas is fundamentally harder than getting heat out of it. [1] https://i
by dahfizz 4y ago
95% efficient gas furnaces are the norm for newer houses[1].
Getting electricity out of gas is fundamentally harder than getting heat out of it.
[1] https://iwae.com/resources/articles/95-afue-gas-furnace-work.html https://iwae.com/resources/articles/95-afue-gas-furnace-work...
- pfdietz 4y agoThere is a large second law loss even in a "95% efficient" furnace. A gas-fired heat pump would have efficiency much higher than that.