Gas Furnace Evolution 97% AFUE 100000 BTU Two Stage Multi-position 21-Inch-Wide Cabinet

The Gas Furnace Evolution 97% AFUE 100,000 BTU Two-Stage Multi-Position (987TA66100C21) delivers premium Bryant performance with a 100,000 BTU input and up to 97% AFUE efficiency, engineered for quiet operation, superior comfort, and long-term energy savings. Designed for upflow, downflow, or horizontal installation, its 21-wide cabinet (approximately 35 high - 29 1/2 deep) provides ample coil space and technician-friendly service access for simplified installation and maintenance. A two-stage gas valve ensures smoother heating transitions and improved comfort during varying load conditions, while the variable-speed ECM blower motor maintains consistent airflow, enhanced humidity control, and quieter performance throughout the heating season. Operating on 115 V single-phase power with a 15 A circuit, this furnace includes a 1/2 NPT gas connection convertible for natural gas or propane and supports sealed combustion with both direct-vent and non-direct vent configurations. Certified for a temperature rise range of 35-65 °F, the 987TA66100C21 integrates seamlessly with Evolution communicating control systems, providing professional HVAC technicians with a high-efficiency, flexible, and service-ready heating solution.