How long does it take to remove and replace a furnace?

Author: Kayla Ledner III  |  Last update: Monday, July 6, 2026

4-8 hours. Furnace installation in a residential home usually takes 4-8 hours, depending on the complexity of the job. Additional time may need to be added to account for ductwork, electrical, or gas line modifications to properly match the new equipment.

How long does it take to remove an old furnace and install a new one?

The good news is that as long as the existing ductwork in your home is in tip-top condition and doesn't require a repair or replacement, the furnace installation should be completed within a day. On average, it takes about four to 10 hours to wrap up a furnace install, depending on the type and size of the unit.

How much does it cost to remove and replace a furnace?

First, know if you have a gas, electric or oil furnace. Electric furnace installation tends to be the least expensive, ranging between $3,000 and $7,000, according to HomeAdvisor. Installing a natural gas furnace falls in the range of $3,800 to $10,000, and an oil furnace ranges $6,750 to $10,0000.

Can a furnace be replaced in one day?

Yes! Usually a furnace can be installed in one day. However, we just need to make sure that the existing ductwork in your home is in good shape (doesn't require a repair or a replacement). Another factor is the size of the unit that we're installing.

Why does it take so long to install a furnace?

Installation Timeline

Furnace installation can take anywhere from four to eight hours. It really all comes down to how complex your unique job is. For example, if we have to replace the ductwork, electrical lines, or make modifications to your gas lines, those things can take longer.

How long does it take to install a furnace?

How quickly can a new furnace be installed?

If you're worried about not having heat while the installation is in progress, the good news is that most replacements won't take more than a day. On average, home heating companies can complete the installation in about four to eight hours, depending on the size of your house.

Why does it cost so much to replace a furnace?

As more efficient units become increasingly popular, the supply of cheaper, less efficient furnaces is decreasing, so even their prices are going up. Cost of Materials: Furnace parts are expensive to make. The cost of materials used to produce them can fluctuate, especially when there are shortages.

What time of year is cheapest to replace furnace?

For people taking a proactive approach, doing a furnace replacement during the “shoulder seasons” of spring and autumn may offer lower prices, shorter lead times, and a better selection of products and service appointment availability.

How many people does it take to install a furnace?

How many people does it take to install a furnace? It often takes two skilled professionals to install a furnace. This allows the work to be done efficiently because one person handles the installation of the furnace itself while the other focuses on connections, such as gas lines and electrical wiring.

Will a new furnace pay for itself?

The downside of installing a new furnace is the expense, but over time, you'll save enough money on your heating bill to pay off the cost. You can calculate the length of the payoff period by referring to your old heating bills.

Does homeowners insurance pay for new furnace?

A standard policy typically won't cover the cost to replace your furnace if there was a mechanical problem, but you may be able to add an equipment breakdown endorsement for an additional cost that may provide coverage.

What is the average labor cost to install a furnace?

Typically, labor can cost anywhere from $75 to $100 an hour depending on the company and area as well as the complexity of the job. There could be an additional $50 an hour for an assistant. As well as charges for inspection of the furnace ranging from $200 to $260.

Should I replace a 20 year old furnace?

Furnaces 20 years old or older become increasingly inefficient over time and can crack and leak, putting you and your family in danger. If your furnace is between 16 and 20 years old and constantly breaking down, then you should strongly consider having it replaced.

What is most expensive part to replace in a furnace?

Following are some of the most costly furnace parts to fix or replace:
  • Heat Exchanger. Typical Cost: $500 – $1,500. ...
  • Blower Motor. Typical Cost: $400 – $1,200. ...
  • Circuit Board. Typical Cost: $300 – $650. ...
  • Gas Valve. Typical Cost: $200 – $1,000. ...
  • Thermostat. Typical Cost: $100 – $500.

Can one person install a furnace?

Some DIY Work Can Be Illegal

In California, installing a furnace or other major HVAC component requires pulling a building permit, which is issued by the city or county.

How often should a furnace be replaced?

The typical lifespan of a furnace can be anywhere from 15 to 30 years. If you've had your furnace for less than 15 years, you likely don't have to worry about replacing it any time soon. But if it's older than 15 years and you've started noticing problems, it may be on its last leg.

How long does it take to remove and install a new furnace?

4-8 hours. Furnace installation in a residential home usually takes 4-8 hours, depending on the complexity of the job. Additional time may need to be added to account for ductwork, electrical, or gas line modifications to properly match the new equipment.

How big of a furnace do I need to heat a 2000 square foot home?

Let's start with the basics. For a 2,000 Sq. ft. home, you will need to install a 60,000 – 80,000 BTU furnace.

How many quotes should I get for a new furnace?

Most experts recommend getting three to five HVAC quotes from licensed, insured, reputable local heating and cooling companies. Getting multiple detailed HVAC quotes (but not too many) lets you compare the equipment, services, and prices of several contractors without being overwhelmed by options.

What should I expect to pay for a new furnace?

You should expect to spend between $3,800 and $12,00 on a new furnace, including both the unit and installation costs. Factors influencing the price include the type of furnace (gas, electric, or oil), the unit's efficiency rating, and the complexity of the installation.

What is the typical lifespan of a furnace?

The Average Furnace Lifespan

A well-maintained furnace can last at least 15 to 20 years, but completing annual maintenance and being diligent with repairs can extend its life even longer.

What if you can't afford a new furnace?

Government Programs: Weatherization Assistance Program (WAP):This federal program assists low-income families and individuals with weatherization measures,including furnace replacement.

Does homeowners insurance replace furnaces?

Standard homeowners insurance policies will cover furnace repair or replacement if damage occurs due to a covered cause. Homeowners who want protection for non-covered issues, such as mechanical problems, may wish to consider a home warranty or an extended warranty on the appliance itself.

Does Home Depot install furnaces?

Yes, our service providers will install to local code and follow required permitting procedures. Permit requirements vary by location, and some municipalities do require a permit. Your Home Depot authorized service provider will obtain a permit if it's required.

How much is a furnace for a 2000 square foot house?

This can lead to a wide range of installation costs. The national average cost for installing a gas furnace in a 2,000 sq. ft. home is $4,000 to $8,000, with most people paying around $6,000 for a high-efficiency gas furnace installed with minor modifications to update the vent and drain.

Previous article
What are the threats of an air fryer?
Next article
Is it OK to turn off furnace in winter?