Goodman 100,000 BTU 80% AFUE Upflow/Horizontal Single-Stage Natural Gas Furnace – Model GR9S801005CN

The Goodman GR9S801005CN is a residential natural gas forced air furnace engineered to provide dependable heating performance with 100,000 BTU input capacity and 80% AFUE efficiency. This single-stage furnace delivers consistent heating output for larger homes or applications requiring higher heat capacity.

As an 80% AFUE non-condensing furnace, this unit utilizes traditional combustion technology and is designed for venting through a metal flue system in accordance with local building and fuel gas codes.

Configured for upflow or horizontal installation, this furnace offers flexibility based on duct layout and mechanical room configuration. It integrates with standard residential HVAC duct systems and compatible thermostat controls.

Professional installation by a licensed HVAC technician is recommended to ensure correct sizing, airflow setup, combustion calibration, and code compliance.

Specifications

• Type: Gas Forced Air Furnace
• Input Capacity: 100,000 BTU
• AFUE Efficiency: 80%
• Fuel Type: Natural Gas
• Stage Type: Single-Stage
• Configuration: Upflow / Horizontal
• Venting Type: Non-Condensing (Metal Flue)
• Application: Residential Heating
• Installation: Indoor

Warranty

Goodman gas furnaces typically include a limited lifetime heat exchanger warranty for registered residential installations and a limited parts warranty. Warranty coverage may vary based on product registration and installation by a licensed professional. Warranty details should be confirmed with the manufacturer or authorized distributor.