Lennox Furnace

Authorized Lennox Furnace Service and Replacement

The history of Lennox furnaces dates back to 1895, when Dave Lennox, a blacksmith and inventor in Marshalltown, Iowa, revolutionized home heating by patenting and producing the first riveted steel furnace. This innovation was a major improvement over traditional cast-iron furnaces, offering better heat distribution and durability. That same year, he sold the furnace design and manufacturing business to local businessman D.W. Norris, who expanded the company under the Lennox name. Throughout the early 20th century, Lennox grew steadily, becoming a respected name in American heating systems by consistently delivering quality products and embracing technological advancements.

As the decades passed, Lennox became a pioneer in the HVAC industry, introducing high-efficiency gas furnaces and advanced temperature control systems well ahead of market trends. The company focused on energy efficiency, quiet performance, and innovative features—like variable-speed blowers and smart thermostat integration—that helped set its products apart. Today, Lennox furnaces are known for their precision engineering, long-lasting performance, and commitment to sustainability. With over a century of experience, Lennox continues to be a leading brand trusted by homeowners and HVAC professionals alike for reliable, cutting-edge home heating solutions.

Since 1982, our fully trained technicians have been servicing all brands of home heating equipment, including Lennox. We offer fast diagnostics, reliable repairs, and affordable pricing. With ready access to parts and deep familiarity with Lennox systems, we provide fast, expert solutions to keep your home warm and safe.

Full-Service Lennox Furnace Sales, Parts & Repairs

At Fast Heating & Air, we specialize in Lennox furnace sales, installation, and service, delivering reliable comfort solutions to Puget Sound homeowners year-round. As an authorized Lennox dealer, we provide a full range of high-efficiency furnaces known for their performance, durability, and quiet operation. Whether you’re upgrading an outdated system or installing a furnace in a new home, our experienced team will guide you through product selection to ensure the right fit for your space, budget, and energy goals.

Our technicians are Lennox-certified and trained to provide expert diagnostics, repairs, and routine maintenance on all Lennox furnace models. We take pride in fast response times, honest recommendations, and long-term customer relationships built on trust.