Variable speed motor starts up slowly and then quietly accelerates to keep temperature and humidity perfectly controlled, while helping you save money on energy costs

Robust aluminized steel heat exchanger is crimped, not welded, for increased durability and safety when burners are ignited

Two-stage operation adjusts heat output based on indoor and outdoor temperatures to optimize comfort and energy usage

Control circuit is fuse protected

Color coded control wiring

Removable floor base (upflow with horizontal units) for bottom return air

Limited Lifetime Warranty on the Heat Exchanger

Energy Star® Rated