865 HVAC logo

Where Comfort Meets Precision, Every Degree Matters.

Team Photo
Your Comfort, Our Expertise:Unleashing the Power of Perfect Climate
with 865 HVAC

HVAC in Knoxville, TN

Looking for reliable HVAC in Knoxville, TN? Here at 865 HVAC, we are not just another HVAC service provider. We are a tight-knit family dedicated to delivering exceptional heating and air conditioning care and unparalleled customer service. We understand the importance of follow-through and treating each customer like they are part of our family.

Thumbs Up

Complete satisfaction

For us, success is not just about starting a project; it’s about seeing it through and ensuring your complete satisfaction.


Go the extra mile

We believe in fostering enduring relationships with our customers, going the extra mile to provide outstanding HVAC services, and creating a warm, welcoming atmosphere.

Chill OutorWarm Up

865 HVAC's Got You Covered. Embrace the Ultimate Climate Control Experience!

HVAC Services on Standby

When looking for expert heating, cooling, or indoor air quality services – our team is highly trained in delivering lasting solutions! We understand that emergencies can happen at any time, which is why we offer 24/7 emergency services.

  • Cost-effective solutions
  • 24/7 emergency services
  • Skilled technicians
  • Delivering lasting solutions

Rest assured that our team of skilled technicians is readily available to address any heating or cooling issues you may encounter. From furnaces and boilers to heat pumps and central AC systems, we specialize in providing comfortable and cost-effective solutions for your home’s heating and air conditioning needs.

AC Unit
AC Unit

Efficient HVAC Solutions in Knoxville

Knoxville brings the heat – so it’s vital to stay cool and beat the heat of summer with our exceptional air conditioning services. Whether you need a new AC unit installed or repairs for an existing system, our experienced technicians are ready to assist you. We will keep your home cool and comfortable, allowing you to escape the sweltering temperatures and enjoy a refreshing indoor oasis.


heating services

We also offer top-notch heating services to keep you warm and cozy during the chilly winter months. Our skilled technicians are well-versed in the complete services of various heating systems including furnaces, heat pumps, and ductless mini-splits. We prioritize your comfort and energy efficiency, ensuring your heating system operates at its best in Knoxville!


IAQ solutions

In addition, breathe easier and enjoy cleaner, healthier indoor air with our IAQ solutions – made to safeguard your health and well-being! We offer air duct cleaning, air purifier installation, and humidity control solutions. With our advanced technologies and expertise, we help remove allergens, pollutants, and contaminants, creating a fresh and comfortable living environment for you and your family.


See why customers love

865 HVAC logo
  • 1
  • 2
  • 3
  • 4
  • 5

“Travis just left our house. He came and worked in the dark and light rain. He was very honest and helpful. He gave us our options, but didn’t push us one specific way. We will continue to use this company.”

  • 1
  • 2
  • 3
  • 4
  • 5

"Most responsive and helpful HVAC company we have used. They responded in less than an hour and had my baby's room cool within 24 hours. Impressed with their expertise, knowledge, and reasonable prices. Don't look anywhere else."


Expert Heating and Air Conditioning in Knoxville

Our company culture is truly special, as we are more than just colleagues – we are a supportive team that cares for one another and shares a common purpose. Our close-knit bond is exemplified by one employee who proudly bears our 865 HVAC logo tattooed on their skin, symbolizing the unwavering dedication and loyalty to our team and our clients.

When you choose 865 HVAC, you become part of our family. We are deeply rooted in the Knoxville community and take pride in serving our neighbors our heating and air conditioning solutions with integrity and professionalism. Rest assured that with us, you will receive service and attention that is second to none.

When looking for a place where follow-through and family values make the difference – turn to 865 HVAC for HVAC in Knoxville.


why choose 865 HVAC

  • 24/7 Emergency

  • Locally Owned &

  • Upfront

  • 100% Satisfaction



    shop online