Goodman 80,000 BTU 80% AFUE Two-Stage Variable Speed Gas Furnace Upflow/Horizontal 21" Cabinet R-32

Meet the Goodman GRVT800803BN — a compact powerhouse engineered for medium-sized homes. This 80,000 BTU two-stage gas furnace brings together robust heating performance and smart, space-saving design in a 17.5" upflow cabinet, delivering dependable warmth when you need it most without sprawling footprints.

Why this furnace stands out

• 80% AFUE efficiency — 80 cents of every energy dollar is turned into heat, helping you balance comfort with predictable operating costs.
• 80,000 BTU input / 64,000 BTU output — strong, steady heating tailored for medium-sized homes without wasted capacity.
• True variable-speed ECM blower — continuously adjusts airflow to match heating and cooling demand, delivering quieter operation and reduced electricity use.
• Two-stage gas valve — ideal for mild days with gentler cycling and a smooth switch to full power on colder days for even temperatures throughout the home.
• ComfortBridge™ communicating technology — smarter coordination between components to optimize whole-home comfort and efficiency.
• CoolCloud™ Bluetooth app — contractors can commission, diagnose, and service the unit from a smartphone or tablet, often without opening cabinet panels.
• Upflow/horizontal installation — flexible placement in basements, closets, or utility rooms to fit your home's layout.
• Compact 17.5" cabinet — the most powerful furnace in the GRVT80 17.5" lineup, designed to work with 1–3 ton R-32 cooling systems.
• Heavy-duty aluminized-steel heat exchanger — wrinkle-bend technology for durable heat transfer and long-term reliability.
• Low-leakage, heavy-gauge steel cabinet — airtight construction minimizes heat loss and keeps noise to a minimum.
• Silicon nitride igniter — a durable, low-maintenance ignition solution that reduces service calls over the life of the unit.
• Self-diagnosing control board with constant memory — stores fault codes for faster, more accurate service visits.
• Indoor air quality and energy future-ready — compatible with electronic air cleaners and humidifiers for integrated comfort.
• Propane LP convertible — field-convertible to propane with an optional kit, giving you fuel flexibility.
• R-32 compatible — prepared for modern refrigerant pairing as systems evolve.
• AHRI Certified and ETL Listed — independently verified for safety and performance.
• Made in the USA — designed, engineered, and assembled domestically for trusted quality.

Practical benefits and real-world use

Whether you’re upgrading from an older single-stage unit or sizing a new home, this furnace delivers consistent comfort with less waste. The two-stage operation reduces temperature swings, so bedrooms stay cozy without the furnace cycling loudly at night. The variable-speed ECM blower fine-tunes airflow to every room, tackling hot or cold spots and maintaining an even climate throughout living spaces.

In basements or utility rooms with limited space, the GRVT800803BN makes installation straightforward thanks to its compact footprint and flexible upflow/horizontal configuration. The durable heat exchanger and tight cabinet construction minimize air leakage and noise, letting you enjoy warmth without disruption. And when it’s time for service, the CoolCloud app and self-diagnostic control board simplify commissioning, troubleshooting, and maintenance.

Who this furnace is ideal for

• Homeowners with medium-sized homes seeking reliable, efficient heating without oversized equipment.
• Spaces constrained by footprint but requiring strong heating performance and quiet operation.
• Builders or contractors prioritizing future-ready features, smart diagnostics, and easy integration with air cleaners and humidifiers.

Smart features and future-ready details

• ComfortBridge communication ensures optimized performance across the heating and cooling loop.
• CoolCloud app support empowers remote commissioning and diagnostics, reducing on-site time.
• Electronic air cleaner and humidifier compatibility enables enhanced indoor air quality without complex wiring.
• LP convertible option adds fuel flexibility for evolving home setups.
• R-32 compatibility keeps options open for pairing with modern cooling systems.

With its focused combination of power, efficiency, and intelligent controls, the Goodman GRVT800803BN is a thoughtfully engineered solution for modern homes that value comfort, reliability, and practical installation in a compact package.