- HEP Heat and Air
- Satisfaction Guarantee

Satisfaction Guarantee
Satisfaction Guarantee | Heat Repair | Heating and Air Conditioning | Knoxville
When the crisp Tennessee winter settles over Knoxville and your furnace decides to take the night off, HEP’s 100% Satisfaction Guarantee is the reassurance you want on speed-dial. Our NATE-certified technicians arrive promptly, diagnose the issue on the first visit, and back every part and service with a written promise: if you’re not thrilled with the results, you don’t pay until we make it right. That means no hidden fees, no patchwork fixes—just reliable heat repair that keeps your home cozy and your energy bills in check.
From emergency calls at 2 a.m. to routine maintenance that prevents surprise breakdowns, HEP treats every job with the same hometown care we’ve shown Knoxville families for over three decades. We respect your time, protect your property with shoe covers and drop cloths, and leave your system running at peak efficiency. Warm comfort, expert craftsmanship, and an iron-clad guarantee—that’s heat repair the HEP way.
FAQs
What does your Satisfaction Guarantee cover for heat repair services in Knoxville?
Our Satisfaction Guarantee promises that we will restore your heating system to safe, reliable operation or you won’t pay a dime for the labor. If you’re not completely satisfied with the repair workmanship, cleanliness, or courtesy of our technician within 30 days, we’ll return at no additional charge to make it right—or refund the service portion of your invoice.
How fast can you respond to a no-heat emergency in the Knoxville area?
Because we maintain fully stocked service vehicles throughout Knox County, our average response time for emergency heat repair calls is 2–4 hours, 24/7/365 (including holidays). When you place a call before 6 p.m., we guarantee same-day arrival; after 6 p.m., you’re moved to the top of the next-morning priority list unless a life-threatening situation is reported.
Are your technicians qualified to repair all brands and types of heating equipment?
Yes. Every technician is EPA-certified and factory-trained to service gas furnaces, electric furnaces, heat pumps, mini-splits, and dual-fuel systems from major manufacturers such as Trane, Carrier, Lennox, Rheem, Goodman, and York. Continuous education keeps our team up to date on the latest variable-speed and high-efficiency technologies.
What warning signs should I watch for before scheduling professional heat repair?
Call us if you notice any of the following: uneven room temperatures, strange noises (banging, squealing, or rumbling), burning or musty odors, sudden spikes in utility bills, frequent cycling on and off, a yellow pilot flame, or if your thermostat must be set unusually high to achieve comfort. Addressing these early can prevent costlier breakdowns.
Will having my system repaired by you void the manufacturer’s warranty?
No. Our company follows manufacturer-approved diagnostic and repair procedures, uses OEM or approved replacement parts, and provides the required documentation. This keeps your equipment warranty intact. We also register any replaced components with the manufacturer when necessary to protect future coverage.
Do you offer financing or flexible payment options for larger heating repairs?
Absolutely. For repairs exceeding $500, we partner with local and national lenders to provide 6-, 12-, or 18-month zero-interest plans (subject to credit approval). We also accept major credit cards and offer a 5% discount for seniors, military members, and first responders on out-of-pocket repair costs.