GOODMAN GAS FURNACE 97% AFUE, 60K BTU, UPFLOW / HORIZONTAL, MODULATING, VARIABLE-SPEED ECM| ComfortNet™ Communicating System compatible | Heavy-duty aluminized steel tubular heat exchanger | Stainless steel secondary heat exchanger | Self calibrating modulating gas valve auto-configure for each installation | Durable silicon nitride igniter | Quiet variable speed induced draft blower | Utilizes ComfortNet™ communicating, two stage or single stage thermostats | Self diagnostic control board with constant memory fault code history output to a dual 7 segment display | Color coded low voltage terminals with provisions for electronic air cleaner and humidifier | Efficient and quiet variable speed airflow system gently ramps up or down according to heating or cooling demand | Multiple continuous fan speed options offer quiet air circulation | Auto-Comfort and enhanced dehumidification modes available | Complies with California 40 ng/J low NOx emissions standard | Designed for multi-position installation: upflow, horizontal left or right | Certified for direct vent (2 pipe) or non-direct vent (1 pipe) | Easy to install top venting with optional side venting | Cenvenient left or right connection for gas and electrical service | Cabinet air leakage ? 2% | Heavy guage steel cabinet with durable finish | Fully insulated heat exchanger and blower section | Airtight solid bottom or side return with easy cut tabs for effortless removal in bottom air inlet applications | BTU/H Input: 60,000 | BTU/H Output: 58,200 | Min. Circuit Amps: 8.8 | Height: 34-1/2" | Width: 17-1/2" | Depth: 28-7/8" | Shipping Weight: 118 LBs