The Goodman GRVT800804CX gas furnace is designed for residential heating systems that need reliable two-stage performance with flexible airflow control. This model combines a variable-speed ECM blower with ComfortBridge technology to provide smoother operation and consistent indoor comfort.
The Goodman 80000 BTU gas furnace delivers 80,000 BTU of maximum heating input and approximately 64,000 BTU of heating output. Its 21-inch cabinet design supports higher airflow requirements while maintaining upflow and horizontal installation flexibility.
The Goodman 80 AFUE furnace uses a non-condensing design with conventional metal flue venting. It converts around 80% of fuel energy into usable indoor heat during operation.
The Goodman Low NOx furnace is designed with reduced nitrogen oxide emissions and meets Low NOx requirements for applicable regions.
Goodman GRVT800804CX Overview
The Goodman GRVT800804CX gas furnace features two-stage heating technology. The first stage operates at approximately 56,000 BTU input, while the second stage reaches the full 80,000 BTU input capacity.
A Goodman two-stage gas furnace helps maintain more consistent temperatures by using lower heating output during moderate demand and increasing capacity when additional heat is required.
The Goodman 80000 BTU gas furnace includes a variable-speed ECM blower motor that adjusts airflow gradually according to heating or cooling requirements. This provides smoother airflow compared with traditional fixed-speed blower motors.
The furnace supports upflow and horizontal installation configurations, making it suitable for different residential HVAC layouts.
Key Features of Goodman 80,000 BTU Gas Furnace
The Goodman GRVT800804CX gas furnace combines efficient heating control, flexible airflow, and a compact cabinet design.
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80,000 BTU maximum heating input
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Approximately 64,000 BTU heating output
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56,000 BTU low-stage input
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Two-stage gas valve
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Variable-speed ECM blower motor
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Up to 1,600 CFM airflow capacity
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21-inch cabinet width
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Upflow and horizontal installation options
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ComfortBridge technology
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Bluetooth-enabled CoolCloud diagnostics
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Aluminized-steel tubular heat exchanger
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Silicon nitride hot surface igniter
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Self-diagnostic control board
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Continuous fan operation capability
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Natural gas operation
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Propane conversion capability
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R-32 refrigerant detection controls
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R-410A compatibility when properly configured
The Goodman variable-speed ECM furnace improves airflow management by gradually adjusting blower speed based on system demand. This helps create smoother heating and cooling cycles.
The Goodman Low NOx furnace helps reduce nitrogen oxide emissions while maintaining dependable heating performance.
The Goodman two-stage gas furnace provides lower heating output during normal conditions and increases capacity when colder weather requires additional heat.
Technical Specifications
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Specification
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Product Details
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Brand
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Goodman
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Model Number
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GRVT800804CX
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Product Type
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Gas Furnace
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Fuel Type
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Natural Gas
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Propane Convertible
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Yes
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AFUE Rating
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80%
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Maximum Heating Input
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80,000 BTU
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Maximum Heating Output
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Approximately 64,000 BTU
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Low-Stage Heating Input
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56,000 BTU
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Low-Stage Heating Output
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Approximately 44,800 BTU
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Heating Stages
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Two
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Blower Motor
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Variable-Speed ECM
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Airflow Capacity
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1,600 CFM
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Supported Cooling Capacity
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Approximately 3β4 tons
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Configuration
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Upflow / Horizontal
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Cabinet Width
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21 inches
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Heat Exchanger
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Aluminized-Steel Tubular
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Ignition Type
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Silicon Nitride Hot Surface Ignition
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Vent Type
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Metal Flue
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Refrigerant Compatibility
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R-32 / R-410A Compatible
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Electrical Supply
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115V, Single Phase, 60 Hz
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Minimum Circuit Ampacity
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7.6 Amps
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Maximum Breaker Size
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15 Amps
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Height
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33.375 inches
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Width
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21 inches
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Depth
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28 inches
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Weight
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118 lbs
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Specifications including capacity, airflow, dimensions, and weight were verified from the AC Units for Less product listing and supplier specification data.
GRVT800804CX Dimensions & Capacity
The Goodman GRVT800804CX gas furnace uses a 21-inch C-size cabinet designed for higher airflow residential applications.
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Height: 33.375 inches
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Width: 21 inches
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Depth: 28 inches
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Weight: 118 lbs
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Maximum heating input: 80,000 BTU
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Maximum heating output: Approximately 64,000 BTU
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Airflow capacity: 1,600 CFM
The larger cabinet allows the Goodman variable-speed ECM furnace to provide stronger airflow performance while maintaining flexible installation options.
Who Should Buy Goodman 80K BTU Gas Furnace?
The Goodman GRVT800804CX gas furnace may suit homeowners who need an 80,000 BTU heating system with two-stage operation and variable-speed airflow control.
The Goodman 80000 BTU gas furnace can work well for medium-sized homes when the heating requirement matches the unitβs capacity. Proper sizing should consider insulation, climate, ductwork, and heat-loss calculations.
The Goodman 80 AFUE furnace may be suitable for properties designed around conventional metal-flue venting rather than high-efficiency condensing furnace systems.
The Goodman Low NOx furnace can be considered where reduced NOx emissions are required. Local regulations should always be checked before selecting equipment.
Buyers planning to buy Goodman GRVT800804CX online should confirm cabinet size, airflow requirements, electrical specifications, and HVAC system compatibility before purchase.
Frequently Asked Questions
Q1. What is the heating capacity of this furnace?
The Goodman GRVT800804CX gas furnace has an 80,000 BTU input capacity and approximately 64,000 BTU heating output.
Q2. How does two-stage heating work?
The Goodman two-stage gas furnace operates at a lower heating stage during moderate demand and increases output when additional heat is required.
Q3. What does the ECM blower motor do?
The Goodman variable-speed ECM furnace adjusts airflow gradually to match heating, cooling, and continuous fan requirements.
Q4. What are the dimensions of this furnace?
The furnace measures 33.375 inches high, 21 inches wide, and 28 inches deep. The unit weighs approximately 118 lbs.
Q5. Is this furnace a Low NOx model?
Yes. The Goodman Low NOx furnace is designed to meet Low NOx requirements for applicable areas.
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