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10 Best Natural Gas Furnaces 2026 in the United States

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Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

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Our Top Picks

#1

Winner

Goodman 80% AFUE Two Stage Upflow/Horizontal multi-speed 80k BTU Natural Gas furnace (17.5 wide) (GR9T800803BN)

Rating
10.0
Chosen by1,116
Heating Capacity (BTUs)
Noise Level
Warranty

Most important from
2 reviews

Heating Capacity (BTUs)
Delivers consistent and effective heating suitable for medium to larger homes.
Noise Level
The two-stage design ensures quieter operation compared to basic models.
Warranty
Durable aluminum heat exchanger backed by a 10-year parts warranty offers long-term peace of mind.

The Goodman 80% AFUE Two Stage Upflow/Horizontal Natural Gas Furnace delivers solid heating performance with an 80,000 BTU capacity, which is suitable for medium to larger homes. Its 80% AFUE rating means it converts 80% of the fuel into heat, which is decent though not the highest efficiency available. The two-stage design and multi-speed blower motor help provide more consistent and quieter heating compared to single-stage models. It uses a standard ignition system, which should be reliable for everyday use.

Installation flexibility is good since it supports both upflow and horizontal configurations, fitting various home setups. The furnace is made with an aluminum heat exchanger which is durable, and it comes with a 10-year parts limited warranty if professionally installed and registered, offering peace of mind regarding repairs. This unit cannot be sold in California due to local regulations, and additional accessories like thermostats or outdoor sensors need to be purchased separately.

This furnace is a practical choice for homeowners looking for a dependable, moderately efficient heating solution without the higher cost of premium models.

Rating
10.0
Chosen by1,116
Heating Capacity (BTUs)
Noise Level
Warranty

Most important from
2 reviews

Heating Capacity (BTUs)
Delivers consistent and effective heating suitable for medium to larger homes.
Noise Level
The two-stage design ensures quieter operation compared to basic models.
Warranty
Durable aluminum heat exchanger backed by a 10-year parts warranty offers long-term peace of mind.
#2

Goodman 96% AFUE Two Stage Upflow/Horizontal multi-speed 100k BTU Low NOx Natural Gas furnace (21 wide) (GR9T961004CN)

Rating
9.7
AFUE (Annual Fuel Utilization Efficiency)
Blower Motor Type

Most important from
23 reviews

AFUE (Annual Fuel Utilization Efficiency)
The product demonstrates very efficient operation, aligning well with its high AFUE rating.
Blower Motor Type
The combination of powerful heating capacity and quiet, multi-speed blower motor ensures consistent comfort.

The Goodman GR9T961004CN natural gas furnace offers a solid 96% AFUE rating, which means it uses fuel efficiently and can help lower your heating bills compared to less efficient models. It provides a strong heating capacity of 100,000 BTUs, suitable for medium to larger homes needing dependable heat. The furnace features a two-stage operation with a multi-speed blower motor, giving you more consistent warmth and improved comfort by adjusting the airflow quietly and effectively. It also meets low NOx standards, making it more environmentally friendly by reducing emissions.

Goodman typically uses reliable electronic ignition systems for easy and safe start-up. Noise levels should be moderate due to the multi-speed blower but might vary based on installation. The product is not discontinued and has decent customer ratings around 4.5 out of 5, indicating user satisfaction.

This furnace is a good choice for homeowners looking for an efficient, powerful, and environmentally conscious heating option. It is advisable to verify warranty coverage and installation needs before purchasing.

Rating
9.7
AFUE (Annual Fuel Utilization Efficiency)
Blower Motor Type

Most important from
23 reviews

AFUE (Annual Fuel Utilization Efficiency)
The product demonstrates very efficient operation, aligning well with its high AFUE rating.
Blower Motor Type
The combination of powerful heating capacity and quiet, multi-speed blower motor ensures consistent comfort.
#3

Goodman 96% AFUE Two Stage Upflow/Horizontal Multi-Speed 80k BTU Low NOx Natural Gas Furnace (17.5 Wide) (GR9T960803BN)

The Goodman 96% AFUE Two Stage Natural Gas Furnace is a solid choice for homeowners looking for efficient heating. Its 96% AFUE rating indicates it converts most of the fuel into heat, helping to reduce energy bills. With 80,000 BTUs of heating capacity, it is suitable for medium-sized homes.

This furnace uses a multi-speed ECM blower motor that adjusts airflow smoothly to maintain comfortable temperatures and lowers noise levels compared to single-speed models. This motor type also enhances efficiency. It supports upflow or horizontal installation but not downflow, so verifying compatibility with your home setup is important. The ignition system is standard for modern gas furnaces, ensuring reliable starts without pilot lights. Noise levels are relatively low due to the motor design, contributing to quiet indoor comfort.

Accessories such as line sets and LP kits are not included and must be purchased separately if needed. The furnace features an aluminized steel heat exchanger, known for its durability. Since this model has been available since 2015 and remains current, it may not include the latest smart features found in some newer units.

Buying Guide for the Best Natural Gas Furnaces

Choosing the right natural gas furnace for your home is crucial for ensuring comfort, energy efficiency, and cost savings. When selecting a furnace, it's important to consider several key specifications that will determine how well the furnace meets your needs. Understanding these specifications will help you make an informed decision and find the best fit for your home.
AFUE (Annual Fuel Utilization Efficiency)AFUE measures how efficiently a furnace converts fuel into heat over the course of a year. It is expressed as a percentage, with higher percentages indicating greater efficiency. Furnaces with an AFUE of 90% or higher are considered high-efficiency models, while those with an AFUE between 80% and 89% are mid-efficiency. If you live in a colder climate or want to reduce your energy bills, a high-efficiency furnace is a good choice. For milder climates, a mid-efficiency furnace may be sufficient.
Heating Capacity (BTUs)Heating capacity, measured in British Thermal Units (BTUs), indicates the amount of heat a furnace can produce. This spec is important because it determines how well the furnace can heat your home. Furnaces typically range from 40,000 to 200,000 BTUs. To choose the right capacity, consider the size of your home, insulation quality, and climate. A professional can perform a heat load calculation to determine the appropriate BTU rating for your specific needs.
Blower Motor TypeThe blower motor circulates air through your home's ductwork. There are two main types: single-speed and variable-speed. Single-speed motors operate at one constant speed, while variable-speed motors can adjust their speed to match heating demands. Variable-speed motors are more energy-efficient and provide better temperature control and quieter operation. If you value energy savings and comfort, a furnace with a variable-speed motor is a good choice. For simpler needs, a single-speed motor may suffice.
Ignition SystemThe ignition system is responsible for lighting the furnace's burners. There are two main types: standing pilot and electronic ignition. Standing pilot systems have a continuously burning flame, while electronic ignition systems use an electric spark or hot surface to ignite the burners only when needed. Electronic ignition systems are more energy-efficient and reliable. If you want a more modern and efficient furnace, opt for one with an electronic ignition system.
Noise LevelNoise level refers to how loud the furnace operates. This is important for maintaining a comfortable and quiet home environment. Noise levels are typically measured in decibels (dB). Furnaces with noise levels below 70 dB are considered quiet. If you are sensitive to noise or have living spaces near the furnace, look for models with lower noise levels. For less critical areas, noise may be less of a concern.
WarrantyA warranty provides coverage for repairs or replacements if the furnace malfunctions. Warranties vary in length and coverage, typically ranging from 5 to 20 years. A longer warranty can offer peace of mind and protect your investment. When choosing a furnace, consider the warranty terms and what is covered. If you plan to stay in your home for many years, a furnace with a longer warranty may be beneficial.

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