Rheem prestige r97v.
Best energy efficient furnace.
Armstrong air a97usmv series with comfort sync communicating thermostat.
The armstrong air pro series a97mv furnace.
It has an efficiency rating of 97 afue and features a communicating thermostat and iq drive technology that maintain its low energy levels.
The more energy efficient the hvac system the more money you can save.
The better business bureau has given trane a b rating and its customers have reviewed how truly efficient this furnace is.
If you re looking for the most energy efficient furnace on the market we think trane is your best bet.
The 5 best furnaces of 2020.
The airease pro series a97mv furnace advance.
To evaluate energy efficiency note the system s seer rating.
The frigidaire fg7mq is a modulating gas furnace that was awarded the energy star most efficient rating in 2014.
Up to 97 5 afue ultra low nox emission ultra quiet operation 2 stage gas valve variable speed blower icomfort smart thermostat 5 yr parts lifetime heat exchanger warranty reliable brand ratings.
Energy star most efficient 2020 furnaces airease a97usmv series with comfort sync communicating thermostat.
The bare minimum is a 13 rating but more efficient systems are rated 20 28.
Its top of the line models are as good as it gets.
Up to 97 3 afue energy star certified and state of the art modulating valves which increases efficiency even more.