The Freedom 95 Comfort-R™ variable-speed, modulating communicating furnace has a precise level of fuel control, which makes the furnace incredibly efficient, earning the Energy Star® rating, says the ...

The Luxaire® Acclimate™ 33-inch, variable-speed modulating gas furnace with electronically commutated motors can achieve up to 98 percent AFUE. In redesigning the furnace line, the height of the unit ...