Gas Furnace R-Series 80% AFUE 70000 BTU Single-Stage Multi-position 17.5-Inch-Wide Cabinet

The Gas Furnace R-Series 80% AFUE 70000 BTU Single-Stage Multi-position (R80MSN0701716A) provides dependable performance with a 70,000 BTU input at 80% AFUE efficiency, engineered for flexible upflow or horizontal installation. Its 17.5 inch-wide cabinet offers improved airflow capacity and full front access for ease of service in tight mechanical spaces. The multi-speed ECM blower motor ensures consistent, efficient airflow with reduced sound levels, while the single-stage gas valve delivers steady comfort and straightforward operation. Operating on 115-volt single-phase power and drawing approximately 7 to 8 amps on a 15-amp circuit, the unit uses a 1/2" NPT gas connection suitable for natural gas or propane. This non-condensing Category I furnace supports standard B-vent or lined chimney venting and maintains a temperature rise range of 35 to 65 degrees Fahrenheit. With a rugged aluminized steel primary heat exchanger, insulated cabinet, and technician-friendly control layout, the R80MSN provides long-lasting, reliable heating with efficient airflow and easy maintenance access.