| Gas Furnaces | Return to heating and cooling products |
| Features | Infinity™ ICS | Infinity™ 96 | Infinity™ 80 | Performance™ 80 | Base™ 92 | Base™ 80 |
| Energy Rating | Minimum 95% AFUE |
Up to 96.6% AFUE |
80% AFUE | 80% AFUE | Up to 92% AFUE |
80% AFUE |
| Energy Star Rated | ![]() |
![]() |
NO | NO | ![]() |
NO |
| Sound Level | Quietest | Quietest | Quieter | Quieter | Quiet | Quiet |
| Fan Heating Operation | Variable Speed/ 2-Stage Heating |
Variable Speed/ 2-Stage Heating |
Variable Speed/ 2-Stage Heating |
Two Speed/ 2-Stage Heating |
Single Speed/ 1-Stage Heating |
Single Speed/ 1-Stage Heating |
| FactoryWarranty Parts |
5 yrs. | 5 yrs. | 5 yrs. | 5 yrs. | 5 yrs. | 5 yrs. |
| Factory Warranty Heat Exchanger |
Lifetime | Lifetime | 20 yr. Limited | 20 yr. Limited | 20 yr. Limited | 20 yr. Limited |
| Cost | $$$$ | $$$$ | $$$ | $$ | $$ | $ |