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Fame Shock News

lennox furnace prices

Author

Rachel Hernandez

Updated on July 04, 2026

An installed Lennox furnace cost is $3,250 to $11,650. Lennox makes the largest selection of any major brand – and the average cost of a Lennox furnace installed is around $7,000.

Does Lennox make a good furnace?

Lennox furnaces are of the longest running American furnace companies. They offer top-end central air units and whole-home furnaces. Lennox offers more quiet options equipped with variable blower motors. It is a great option for any of your HVAC installation needs, especially a new furnace.

How long should a Lennox furnace last?

Air conditioners and heat pumps last an average of 10 to 12 years, while furnaces have a life span of around 15 to 20 years, although a number of factors, including previous maintenance and the climate you live in may impact your system’s life span.

How much does a Lennox SL280V cost?

Lennox SL280V Gas Furnace – Fully Installed from $3,300 – $4,700.

What size furnace do I need for a 2000 square foot home?

Rough Estimates

A mid-sized home of 2,000 square feet would need approximately 50,000 to 60,000 Btu to heat it properly. With a less efficient furnace operating at 80 percent efficiency this would require a 60,000- to 72,000-Btu furnace.

Which is better Trane or Lennox?

In terms of efficiency levels in these AC units, Lennox takes the lead. Their Lennox XC25 leads the way with a SEER rating of up to 26. Lennox is famous for making high-efficiency products, including heat pumps, air conditioners, and furnaces. Trane brand comes second, with their leading model having a 22 SEER rating.

What is the most efficient Lennox furnace?

The SLP99V from Lennox is their top-of-the-line model, and the most efficient furnace on the market. Consequently, it’s also one of the most expensive. This furnace is perfect for homeowners with a very healthy budget who want a heating system that will provide maximum efficiency and energy savings.

Is Lennox better than carrier?

It’s best to go with Lennox for more advanced technology and energy-efficient units, while you can choose Carrier for more AC features at lower prices and more convenience.

How much is a new furnace for a 1500 square foot home?

The average cost to replace a gas furnace in a 1500-square-foot house is between $2,990 and $4,360. For a standard-efficiency gas furnace, a 60,000-80,000 BTU model is the best choice.

Should I replace furnace before it dies?

Ideally, you don’t want to wait until your furnace dies completely to replace it. This could easily happen in the middle of winter, leaving you without any way to heat your home. Instead, keep a close eye on your furnace’s operation, both in terms of efficiency and cost.

Are Lennox central air units good?

Lennox has some of the most energy efficient HVAC products on the market, making it a good choice for those concerned with saving money on their monthly utility bill. Reviewers say its units are reliable, and because the company has three tiers of products, there’s a Lennox for every budget.

How much does a Lennox ML296V cost?

Lennox ML296V Gas Furnace – Fully Install from: $3,000 – $4,300.

Is Lennox Merit series good?

Good: Merit Series

The more affordable air conditioners in the Lennox line are from the Merit series, which features single- and two-stage air conditioners for reliable cooling in the summer. Units in this series have a SEER rating between 13 and 17, including two with ENERGY STAR certification.

How long does it take to install a new furnace?

On average, it takes about four to 10 hours to wrap up a furnace install, depending on the type and size of the unit. As expected, a larger, more complex model will take more time and effort than a standard unit.

What size furnace do I need for a 1500 sq ft house?

A 1,500-square-foot home will require between 45,000 to 90,000 BTUs. A 1,800-square-foot home will require between 55,000 to 110,000 BTUs. A 2,100-square-foot home will require between 65,000 to 125,000 BTUs. A 2,400-square-foot home will require between 75,000 to 145,000 BTUs.

What size furnace do I need for a 3000 sq ft home?

The general rule of thumb is that you want 40-45 BTUs of heat per square foot of your home. So, if your home is 3,000 square feet, you’ll want a furnace that produces between 120,000 BTUs and 135,000 BTUs. The more BTUs, the more expensive the furnace.