For the optimal combination of gas heating and impressive energy efficiency, choose Carrier precision-engineered gas furnaces, from the innovative Infinity® to the solid Comfort™ series. The higher the AFUE rating, the more energy efficient - meaning you'll save more money.
Looking for top-of-the-line comfort, performance and efficiency? As its name suggests, the Infinity series takes them further than they've ever been. But if the top has a top, its name includes Greenspeed intelligence. Within this line, you can find the quietest model and the most efficient model of gas furnace you can buy. And thanks to Greenspeed intelligence, these furnaces offer unprecedented comfort and economy. No wonder they achieved the ENERGY STAR® Most Efficient qualification.59MN7
Whether you live in the cold North and need the high-efficiency of a condensing gas furnace or the moderate South and can do just fine with a little less efficiency, you'll still enjoy ultimate comfort with these Infinity series furnaces. Variable-speed blower technology and a two-stage gas valve help make them very quiet, not to mention efficient. If that's not enough, Comfort Fan™ technology and other Infinity level features are sure to please. Models include condensing and non-condensing furnaces.58CVX
Efficient, quiet, flexible and durable, these powerful furnaces live up to their Performance name every day-no matter where you live. Highly efficient Performance 96 and Boost 90 models are ENERGY STAR® qualified and let you enjoy the comfort of multi-speed blower-motor technology. Both are Hybrid Heat system® compatible, so you can enjoy the smartest kind of heating savings year after year.58CTX
If efficiency is a hot button for you but budget is your primary concern, consider our Comfort 90+% AFUE gas furnaces. These high-efficiency furnaces excel at generating warmth throughout your home-while generating low energy bills though those long winter months.58DLX 58STX