With durable and reliable furnaces and a wide range of units to suit a variety of budgets, Lennox is the trusted choice for families seeking long-lasting comfort. Experience the energy-efficient and consistent performance of Lennox's premier line or discover their economical Merit Series HVAC models.

Lennox furnaces are made with the industry-leading quality and innovation that has always set Lennox apart. That’s why Lennox is the HVAC system many homeowners choose when they are searching for a furnace that will keep them comfortable for years to come.

Is Lennox a Respected Brand?

Relied upon by countless homeowners, Lennox is the go-to brand for those who want heating and cooling equipment that are built to endure. With a reputation for good quality and innovation, Lennox is recognized as the industry leader in high performance and energy efficiency.

From the practical Merit Series to the incredibly quiet and efficient Dave Lennox Signature Series, Lennox has many models of furnaces available so you are sure to find one that meets your needs and financial targets.

Is the Lennox Merit Series an Effective Heating System?

The Lennox Merit Series is known for great value. It features the strict design and quality requirements that Lennox is famous for, while being the most budget-friendly line offered by the manufacturer. This is the reason the Lennox Merit Series a good deal for those who want a quality, reliable furnace to keep their home warm and comfy—at an affordable price.

Along with furnaces, the Lennox Merit Series also includes AC units and air handlers—providing year-round comfort for you and your family.

How Much Does a Lennox Furnace Cost?

Generally, a Lennox furnace carries a price tag of roughly $3,000 to $8,300, for an average of $5,650. Although, it’s important to note that the total cost of installing a new furnace can differ depending on multiple factors.

The size and efficiency levels both have an effect on the final cost, as  more efficient units and those with the ability to heat larger homes cost more than those that aren’t quite as efficient or able to heat a large amount of square footage.

More complex installation jobs can cost more than those that are simpler or straightforward. In addition, prices can fluctuate from region to region due to local labor rates and other factors.

What Is the Typical Lifespan of a Lennox Furnace?

The service life of a Lennox furnace is usually estimated at 15-20 years. Having said that, many systems provide more years of service than that with regular furnace maintenance and a high-caliber installation job like those done by the specialists at True Temp, your community Lennox Dealer.

As well as helping lengthen the life of your furnace, a precise installation job can help your heating system work at peak efficiency. That’s why True Temp prides itself on giving customers excellent furnace installation in Port St. Lucie—we know how crucial it is to your comfort—and getting you the maximum payback on your investment.

Routine furnace maintenance helps keep your heating system operating smoothly and efficiently. It also enables your local heating professional to discover and mend any worn-out parts, and also repair small problems before they become big malfunctions that damage your furnace.

Where Are Lennox Furnaces Produced?

Lennox furnaces are developed for exceptional performance, energy efficiency and whisper-quiet operation. They, together with most Lennox HVAC equipment, are built at a manufacturing plant in Marshalltown, Iowa. The founder of Lennox, Dave Lennox, started the company in Marshalltown in 1895.

Currently headquartered in Richardson, Texas, Lennox is a worldwide leader in home comfort technology. Its furnaces, along with air conditioning systems and other products, are available through a group of 6,000 Lennox dealers.