A furnace with a 90 percent AFUE rating might cost $1,000 more than a similarly sized unit with an 80 percent rating ... Of the more than 20 gas furnace brands we rated, Trane and Payne stood ...

Description: Named the S8X1 and S8X2, this 80 percent furnace family has a small footprint ... light and move to a higher firing rate when it gets colder. All of Trane’s S-Series furnaces meet the U.S ...

The XR95 is a single-stage furnace achieving AFUE ratings of 95 percent. The furnace contains an aluminized steel heat exchanger, three-row secondary heat exchanger, and direct-drive, multispeed ...