DuoTech Heat & Air

Let us help you and your family feel comfortable. We offer high-quality mechanical services to residential and commercial customers in the East Tennessee area. No matter how big or small the job, our technicians will always be there to assist you with air conditioning and refrigeration needs. National chains to local restaurants and hospital kitchens. We provide full-service repairs and installations for your cooking, dish washing, ventilation, refrigerators, freezers, walk-in coolers, ice production, water filtration systems, beverage systems, with a dedicated team of hardworking technicians.

At Duotech, we are focused on providing HVAC/R services with the highest levels of customer satisfaction - we will do everything we can to meet your expectations. We are a family owned business based out of Knoxville, Tn. With a variety of offerings to choose from, we're sure you'll be happy working with us. Look around our website and if you have any comments or questions, please feel free to contact us. We hope to see you again! Check back later for new updates to our website. There's much more to come!