man fixing hvac outside a building Crossfield TN

About Us

Subzero Heating Cooling & Refrigeration is a family-owned and operated company with more than 20 years of experience in the industry. We started the company with the idea that we wanted to make sure our customers were getting the best possible service at an affordable price. In other words, we wanted to be their friend! Not every company goes for that approach. We believe that taking care of your friends is what makes a friendship last, and we want our customers to feel like they can trust us enough to tell us anything. That's why we never second-guess the answer—when it comes to repairs or installations, we know that sometimes you need one and sometimes you need the other.


Your Friendly Neighborhood HVAC Contractor in Crossville, TN

At Subzero Heating Cooling & Refrigeration, we believe in providing you with the best possible service. We know that you’re busy and that you need to make sure your HVAC system is running smoothly so you can get back to what matters most—your family and friends. You can count on us to be:

  • Professional
  • Affordable
  • Experienced
  • Unparalleled Customer Service
  • Quick and Efficient

Commercial or residential clients are welcome at Subzero Heating Cooling & Refrigeration! We offer free estimates for all work done with us and will give you a second opinion if there’s anything else going on with your system that needs fixing. We also offer military, senior citizen discounts, and free first responders’ service!

Well maintained HVAC system in just a call away!

Our Full Range of Services

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HVAC Services & Repairs

Our experts can identify and solve any issue with your unit. Whether your heating or AC goes out, electric controls fail, sensors are having issues, AC coils are dirty, or experience drainage problems, we have got your back.

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Commercial Refrigeration

Our commercial refrigeration repair company specializes in commercial refrigeration systems and can handle everything from general maintenance to more complex repairs.

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Installation & Replacement

Installing and replacing your HVAC system can be a hassle. But our team has the skills and knowledge to make sure that your project goes off without a hitch

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HVAC Maintenance Services

Regular maintenance is a simple yet effective way to make sure your unit stays in tip top shape. Our HVAC maintenance services reduce the frequency of repairs, extend the lifespan of your unit, improve your unit's safety and lower your utility bills.

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Indoor Air Quality Services

We start with indoor air quality testing to evaluate the right way to solve your air quality problems. You'll have options for duct sealing, evaporator cleaning, blower cleaning, filtration system upgrading, and UV light air purification.