The Goodman GRVT800805DX gas furnace is part of Goodman's top-of-the-line series, known for its exceptional performance. This low NOx furnace features a two-stage burner and a variable speed blower motor, ensuring optimal comfort and efficiency. With the outstanding durability and reliability that Goodman 80% efficient furnaces are known for, we are proud to offer you this high-quality heating solution.
Features
This furnace is ideal to heat a small to medium house (in average climate conditions)
80,000 BTU 80% AFUE two stage variable speed natural gas furnace
Requires metal flue venting
Can be used in the upflow or horizontal orientation
Can be converted to propane with an LP conversion kit (sold separately)
Innovative design for electrical efficiency, safety, and lower sound output
Specifications
SKU
GRVT800805DX
Weight (in lbs)
129.000000
Airflow Direction
Upflow/Horizontal
Exhaust Flue Requirement
Metal
R-32 Compliant
Yes
Brand/Manufacturer
Goodman
Product Features
Low NOx, New Refrigerant Compliant
Furnace Efficiency / AFUE
80%
Heating BTU
80,000
Blower Motor
Variable Speed
Maximum CFM
2000
Configuration
Upflow/Horizontal
Burner Stages
Two
Fuel Type
Propane, Natural Gas
Height
33 3/8"
Width
24 1/2"
Depth
28"
Warranty
Lifetime Heat Exchanger, 10 Years Unit Replacement, and 10 Years Parts with Online Registration
Balanced heating performance: With 80,000 BTU input and ~64,000 BTU output, this furnace delivers dependable heating power ideal for small-to-medium homes in average climates.
Comfort-focused two-stage operation: The two-stage burner automatically adjusts between low and high heat levels, helping maintain more stable indoor temperatures and fewer temperature swings compared to single-stage systems.
Variable-speed blower = quieter comfort: The variable-speed ECM motor ramps airflow up or down gradually, improving energy efficiency, air circulation, and noise reduction while maintaining consistent comfort throughout the home.
Practical efficiency for most homes: With 80% AFUE efficiency, about 80% of the fuel used is converted into usable heat, making it a reliable and cost-effective option for homes using standard metal flue venting.
Flexible installation options: Designed for upflow or horizontal installation, this furnace adapts easily to different HVAC layouts such as attics, closets, or utility rooms.
Cleaner emissions design: The Low NOx combustion system helps reduce nitrogen oxide emissions compared with older furnace designs, supporting more environmentally responsible heating.
Reliable Goodman engineering: Built with durable components and diagnostic controls, this model supports long-term reliability, easier servicing, and compatibility with single-stage or two-stage thermostats.
Q&A
Q: What is the heating capacity of the Goodman GRVT800805DX furnace? A: This furnace delivers 80,000 BTU heating capacity with 80% AFUE efficiency, making it suitable for medium-sized homes while helping reduce heating energy costs.
Q: What type of motor does this Goodman furnace use? A: It features a variable-speed blower motor, which improves airflow control, energy efficiency, and indoor comfort while operating more quietly than standard motors.
Q: Does this furnace have multi-stage heating? A: Yes. The two-stage gas valve allows the furnace to run at a lower output for mild weather and switch to full power during colder temperatures, improving comfort and efficiency.
Q: Is the Goodman GRVT800805DX compliant with Low NOx regulations? A: Yes. It is a Low NOx gas furnace, designed to reduce nitrogen oxide emissions and meet stricter environmental standards in regulated regions.
Q: What installation configuration does this furnace support? A: The unit supports upflow and horizontal installation, giving HVAC installers flexibility depending on your home’s ductwork and space requirements.
Q: What are the electrical requirements? A: This furnace operates on 115V power, which is standard for most residential HVAC systems.
Q: What refrigerant does this system use? A: The compatible system design supports R32 refrigerant, a newer refrigerant known for higher efficiency and lower environmental impact compared to older options.
Q: What is the cabinet width of this Goodman furnace? A: The furnace features a 24-inch wide cabinet, making it suitable for many standard residential furnace closets or utility spaces.
Q: Is this furnace suitable for quiet home heating? A: Yes. The variable-speed blower and two-stage heating operation help maintain consistent temperatures with quieter performance compared to single-stage furnaces.
Maintenance Tips
Replace or clean the air filter every 1–3 months to maintain airflow and improve furnace efficiency.
Keep air vents and registers unobstructed to ensure proper heat distribution.
Check and adjust the thermostat settings for efficient two-stage heating operation.
Keep the furnace area clean and clutter-free to support safe ventilation and performance.
Inspect vent pipes regularly for blockages, leaks, or corrosion.
Listen for unusual noises or odors and address issues promptly.
Schedule annual professional HVAC maintenance to keep the Goodman GRVT800805DX furnace running safely and efficiently.
