Commercial Benefit: We know that indoor climate influences how we work, shop, dine, and play. We deliver better air to buildings in a wide range of applications through industry-leading products and solutions.

Indoor Comfort
Indoor Comfort

Elevate your commercial climate control with ComfortSense thermostats, offering a seamless and efficient temperature management experience. Designed with advanced features, heightened application flexibility, and energy efficiency, these commercial thermostats are tailor-made to optimize the performance of your Lennox rooftop equipment.

Total Cost of Ownership
Total Cost of Ownership

The CORE Unit Controller reinvents the service process to optimize unit operation and energy efficiency in real-time at the touch of your fingers through The CORE Service App. See why Lennox rooftop units, powered by the CORE Unit Controller, deliver a lower total cost of ownership when you consider energy bills, maintenance, and unit lifetime.

Commercial Benefit: We understand the complexity of creating better air. We make it easier to specify, access, install, and maintain the right solution for a variety of applications.

Air Quality
Air Quality

Elevate your business environment with Lennox HVAC solutions, addressing one of the top five environmental risks identified by the U.S. EPA – poor indoor air quality (IAQ). With options that regulate humidity levels and effectively eliminate contaminants, Lennox HVAC solutions create a healthier workspace for your team and customers. 

Variable Refrigerant Flow
Variable Refrigerant Flow

Unlock the potential of your commercial spaces with Lennox VRF – tailored to meet the diverse needs of various structures and industries. Low sound levels make for effective classroom learning environments, and better temperature control lets every office, common area or apartment stay comfortable.

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A History of Innovation and…

Lennox is a leader in energy-efficient climate control solutions for homes and buildings. Our cooling, heating, indoor air quality and refrigeration systems, have provided comfort for our customers since our first product was introduced in 1895.

The Pursuit of Perfect Air

Lennox is a leader in energy-efficient climate control solutions for homes and buildings. Our cooling, heating, indoor air quality and refrigeration systems, have provided comfort for our customers since our first product was introduced in 1895.

The Pursuit of <span>Perfect Air</span>

Residential Benefit: We believe that the key to a healthy, comfortable home starts with the air with which we live and breathe. We make the air cooler, warmer, dryer, cleaner and better with premium, award-winning systems that are exceptionally quiet and energy efficient.

Lennox® Smart Thermostats
Lennox® Smart Thermostats

Lennox offers a suite of technologically advanced controls and zoning products designed to help you customize the air in your home and tune your system to your personal degree of perfection.

Indoor Air Quality
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Indoor Air Quality Top Left Icon
Indoor Air Quality Top Left Icon
Indoor Air Quality

Perfect air is about more than just how it feels, but what it contains. Lennox offers a range of advanced air purification, filtration, humidity control and ventilation systems to help ensure the air inside your home is as clean, healthy and comfortable as you'd like it to be.

Residential Benefit: We believe that the key to a healthy, comfortable home starts with the air with which we live and breathe. We make the air cooler, warmer, dryer, cleaner and better with premium, award-winning systems that are exceptionally quiet and energy efficient.

The Ultimate System for Perfect Air
The Ultimate System for Perfect Air

The Ultimate Comfort System™ combines the best of the Dave Lennox Signature® Collection to create an unprecedented whole-home comfort system that seamlessly and intelligently works together to stay finely tuned to your home and deliver consistently clean, perfect air.

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Lennox Residential

We believe that the key to a healthy, comfortable home starts with the air in which we live and breathe. We make the air cooler, warmer, dryer, cleaner and better with premium, award-winning systems that are exceptionally quiet and energy efficient. All brought to you by Dealers armed with the expertise and resources to deliver complete home comfort.

Explore Products for

Homeowners

From heating and cooling to air purification and effortless controls, Lennox delivers nothing short of perfect air. Locate a Lennox dealer near you to take your home comfort to the next level.

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Dealers

Elevate your HVAC business with cutting-edge digital solutions, view our complete online product catalog, and order parts and supplies with confidence at LennoxPros.com.

Partner With Us

Become a Lennox Dealer

Lennox is in the Business of You. That means You, having the most advanced products in the industry, with direct access to fast answers, backed by nearly 130 years of experience, and above all, You, having more success.

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Lennox Commercial

Through the Lennox factory-owned distribution network, we offer unmatched partnership to HVAC contractors, engineers, and building owners. Our award-winning HVAC products are engineered with performance for the end-user, serviceability for the technician, and the premium standards you expect from Lennox equipment.

Find a Commercial Contractor

Contractor Locator

Choose from our nationwide network of qualified commercial HVAC contractors.

Explore Commercial HVAC Equipment

Lennox Product Catalog

Explore the full Commercial product catalog, access technical documents, view training and service options, and more. 

Preventative maintenance, service, and energy management

National Account Services

With unmatched coverage and unrivaled expertise, see why Lennox NAS is the premier HVAC service provider for multi-location building owners.

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Sustainability

We care for our planet and communities.

As a company, we strive to reduce our environmental impact, while helping our customers reduce theirs, through innovate solutions, products and services. For our people and communities, we incorporate sustainability into our supply chain, charitable giving, volunteering, inclusive hiring practices and diversity initiatives.

Explore our Sustainability Focus
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Discover Lennox

Over a century of innovation shaping the future of climate technology.
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We have higher standards. Others think so, too.

Year after year, leading institutions choose to award Lennox for our innovative initiatives in product design which helps homeowners define what perfect air means to them. Below you’ll find a few of the recognitions we’ve recently received.