- HEP Heat and Air
- Fully Stocked Trucks

Fully Stocked Trucks
Fully Stocked Trucks | Heat Repair | Heating and Air Conditioning | Karns
When a chilly Karns evening turns frigid, you don’t want to wait for parts or second trips—you want warmth restored right away. That’s why HEP’s bright yellow trucks roll through the neighborhood pre-loaded with hundreds of OEM and universal components, diagnostic gear, and specialty tools. One call, and our certified technicians arrive ready to perform professional heat repair on furnaces, heat pumps, and mini-splits of any brand, often finishing the job before another company could even schedule a visit.
From transparent, up-front pricing to courteous, shoe-covered service, everything we do is designed to keep your home comfortable and your day stress-free. Whether it’s an unexpected midnight breakdown or a tune-up that uncovers a lurking issue, our fully stocked fleet ensures faster fixes, fewer delays, and workmanship backed by rock-solid guarantees—so the only thing you’ll feel is steady, reliable heat.
FAQs
What does it mean that your trucks are “fully stocked” for heat repair in Karns?
Each service vehicle carries hundreds of the most commonly used heating parts—ignitors, gas valves, thermostats, blower motors, belts, filters, and specialty tools. By arriving with this mobile inventory, our technicians can diagnose and finish the majority of heat repairs on the first visit without driving back to a warehouse or supplier. This saves you time, eliminates multiple trip charges, and gets your heat running again faster.
How quickly can your technicians restore heat in my Karns home?
Because we dispatch from multiple locations around Knox County and keep the trucks stocked, average arrival time inside Karns is 60–90 minutes for standard calls and less than 60 minutes for no-heat emergencies. Most repairs are completed in the same visit, so in many cases your furnace or heat pump is operational again within two to three hours of your call.
Are your heat repair services available 24/7 in Karns?
Yes. We maintain a live answering service and an on-call technician team 365 days a year, including nights, weekends, and holidays. There is no additional after-hours diagnostic fee for customers in Karns; you pay the same fair trip and diagnostic rate no matter when you need us.
What types or brands of heating systems can you repair with your fully stocked trucks?
Our technicians are factory-trained on gas furnaces, electric furnaces, heat pumps, dual-fuel systems, mini-splits, and package units from all major brands—Trane, Carrier, Lennox, Goodman, Rheem, York, Amana, Bosch, Mitsubishi, and more. The truck inventory is curated around cross-compatible OEM and high-quality aftermarket parts so we can service older or less-common models as well.
Will the technician ever need to leave to pick up parts during the repair?
In about 85–90 % of cases, everything required is already on the truck. For rare or specialty components we do not carry, we partner with local distributors that keep extended hours, allowing us to obtain the part the same day. If a part must be ordered overnight, we provide temporary solutions—such as space heaters or system bypass options—at no extra cost to keep you comfortable until the final repair is finished.
How transparent are your pricing and warranty for heat repairs?
After diagnosing the problem, the technician presents a flat-rate quote from our printed price book before any work begins. You approve the cost up front—no hidden fees, even if the job takes longer than expected. All replacement parts come with a manufacturer’s warranty, and we back our labor with a 1-year workmanship guarantee. If the same component we repaired fails within that period, we fix it again at no charge.