Mid Efficiency Gas Furnace

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.

Mid efficiency gas furnace. 1 2015 this was the minimum afue allowed for new furnaces. Lennox gas and oil furnaces are engineered to deliver perfect warmth efficiency and energy savings. 78 percent afue low efficiency furnace. Delivering precise comfort and temperature control lennox furnaces can keep your home to within 0 5 degrees of your ideal temperature.

This group includes furnaces with 80 percent up to 83 percent afue ratings. Precise comfort technology allows the furnace to keep the temperature held exactly where you want it. Lennox slp99v variable capacity gas furnace series. Most of these mid efficiency furnaces are set up in a way that is similar to older furnaces but they possess certain traits dual heat exchangers which draw in surrounding warm air to lower reliance on the pilot light and variable speed blowers.

Therefore even a basic new furnace will beat most older models in terms of efficiency. These are energy star certified furnaces with 90 to 98 percent afue ratings.