Gas Furnace Efficiency Ratings

The lowest efficiency allowed by law for new gas furnaces is 78 percent and some new models achieve 97 percent.

Gas furnace efficiency ratings.

As of january 2015 these requirements are pending. All gas furnaces installed in the northern states about 30 in total must be 90 percent efficient. Remember that the afue rating does not include the heat losses through your duct system or piping which could be up to 35. 1 2015 this was the minimum afue allowed for new furnaces.

The best gas furnaces cost between 2 500 and 3 500 and some even go up to 5 000 if you re heating a larger home. Lennox slp99v variable capacity gas furnace series. In the sections below we ve provided a list of the best high efficiency gas furnaces for your home during the 2019 and 2020 heating season. Gas furnace efficiency if energy saving is high on your list coupled with reliability and quiet operation then you need to understand the high efficiency furnace prices ratings and functions of the boilers on offer.

Weatherized gas furnaces must be 81 percent efficient. This premier furnace boasts an efficiency rating of up to 99 that means it essentially converts every last bit of energy it uses into heating the home. Our recommendations are the 2 stage 96 payne 96 pg96vat with a variable speed blower to optimize indoor climate control in any season and the single stage 80 pg8jvb with a variable speed blower. The efficiency of a gas furnace is measured in annual fuel utilization efficiency afue and we ve included many of the most efficient gas furnaces in this guide with ratings of over 90 afue.

Buying a new gas furnace is worrisome enough without having to deal with the pressure of knowing you might be without heat for a few days in the winter months. Best high efficiency furnaces of 2020. Weatherized oil furnaces must be 78 percent efficient. 78 percent afue low efficiency furnace.

These are energy star certified furnaces with 90 to 98 percent afue ratings. Precise comfort technology allows the furnace to keep the temperature held exactly where you want it.