- HEP Heat and Air
- Certified Heating Experts

Certified Heating Experts
Certified Heating Experts | Heat Repair | Heating and Air Conditioning | Greeneville
When a Greeneville winter bites back, you need a team that moves just as fast as the temperature drops. HEP’s certified heating experts pair decades of know-how with today’s most advanced diagnostics to get your system humming again, all while treating your home with the same care they’d give their own. From strange noises at 2 a.m. to a total system shutdown on the coldest morning of the year, our technicians arrive ready to solve the problem and warm things up—often in a single visit.
Homeowners choose us for more than reliable heat repair; they choose us for peace of mind. Transparent, up-front pricing, flexible financing, and a satisfaction guarantee mean no unwelcome surprises—except how quickly your comfort returns. When you want dependable service rooted in local values, HEP is the name Greeneville trusts to keep the chill outside where it belongs.
FAQs
What are the most common warning signs that my heating system needs professional repair?
Watch for uneven or inadequate heat, unusual noises (grinding, banging, squealing), short cycling, rising utility bills, persistent odors, or a thermostat that cannot maintain the set temperature. If you notice any of these issues, shut the system off and schedule a certified inspection right away to avoid more extensive—and expensive—damage.
How quickly can your certified technicians reach my Greeneville home for emergency heat repair?
We offer 24/7 emergency dispatch within Greeneville and the surrounding areas. In most cases, a certified heating expert can arrive at your door within 2–4 hours of your call. During peak winter demand we prioritize no-heat situations, elderly occupants, and households with young children to keep everyone safe and warm.
Do your heating repairs come with a warranty or guarantee?
Yes. All repair work completed by our NATE-certified technicians is backed by a 1-year parts and labor warranty. If the same component fails within that period, we will replace or repair it at no additional cost. For added peace of mind, we also honor any remaining manufacturer warranties on your equipment.
What types and brands of heating equipment do you service?
Our team is trained to diagnose and repair gas furnaces, electric furnaces, heat pumps, dual-fuel systems, and ductless mini-splits from all major manufacturers—Trane, Carrier, Lennox, Rheem, Goodman, York, American Standard, Mitsubishi, and more. We maintain an extensive inventory of OEM and universal parts so we can complete most repairs on the first visit.
How does routine maintenance help me avoid costly heat repairs?
Annual tune-ups include cleaning burners and heat exchangers, tightening electrical connections, lubricating motors, checking refrigerant levels (for heat pumps), and testing safety controls. This keeps the system running efficiently, reduces wear, catches minor problems early, and can extend equipment life by 5–7 years, ultimately saving you money on utilities and emergency service calls.
What will my heat repair cost, and do you offer financing options?
Service call diagnostics start at $89 in Greeneville. Common repairs—such as replacing igniters, flame sensors, or blower motors—typically range from $150 to $600, while major components like heat exchangers or compressors can run higher. You'll receive a clear, up-front quote before any work begins. We accept all major credit cards and partner with local lenders to provide 0% interest financing on qualified repairs over $500.