Gas Furnace Evolution 80% AFUE 70000 BTU Two-Stage Multi-position 17.5-Inch-Wide Cabinet 880TA48070C17

The Gas Furnace Evolution 80% AFUE 70000 BTU Two-Stage Multi-position 17.5-Inch-Wide Cabinet (880TA48070C17) is a non-condensing gas furnace designed for enhanced comfort and control in residential applications, delivering 70,000 BTU input with approximately 56,000 BTU output at 80% AFUE. This unit features a variable-speed communicating ECM blower motor capable of delivering precise airflow and improved humidity management, operating on 115V single-phase power. A two-stage gas valve allows for low and high fire operation to better match heating demand and maintain consistent indoor temperatures. Configured for multi-position installation including upflow, downflow, and horizontal applications, the furnace utilizes a durable aluminized steel heat exchanger and standard metal venting. A 1/2" gas connection and 17 cabinet width support installation in tighter duct systems while maintaining reliable performance and service accessibility.