Comfort you can count on, all year long.
From sudden breakdowns to brand-new installs — A-1 Sevier County Heating & Air keeps East Tennessee homes cool in summer and warm in winter. Honest pricing. Friendly techs. Fast service.
Heating & cooling services, done right
From a quick service call to a full system replacement, A-1 handles every job with the same care.
AC Repair & Install
Central air repair, replacement, and new system installs for any home.
Heating & Furnaces
Gas furnaces, electric furnaces, and heat pump repair, install, and tune-ups.
HVAC Maintenance
Preventive maintenance and safety inspections to keep your system running strong.
Heat Pumps
Expert heat pump service for year-round efficient heating and cooling.
Duct Work
Duct repair, sealing, and replacement for better airflow and lower bills.
All Makes & Models
We service every brand — simple repairs to full system replacements.
The Sevier County name homeowners trust.
We've earned our reputation by treating every home like our own — showing up on time, doing the work right the first time, and standing behind it.
Schedule a Service- Free diagnosis
We figure out the problem before we charge you a dime.
- Honest, upfront pricing
No surprise fees, no upsells. Just fair rates from real people.
- Fast local response
We live and work right here in Sevier County — your call gets answered.
- Polite, professional techs
Clean trucks, clean uniforms, and respect for your home.
Loved by neighbors across Sevier County
"Arrived early, did great work for a great price, super polite and personable."
"Great company, real nice people. Fixed the problem every time."
"Honest, fast, and fair. Wouldn't call anyone else for our HVAC needs in Seymour."
Proudly serving Sevier County, TN
Based in Seymour, we serve homeowners throughout Sevier County and surrounding East Tennessee communities.
No heat? No cool? No problem.
Pick up the phone — we'll get you back to comfortable, fast. Free diagnosis on every service call.
Get in touch
Reach us by phone for fastest service, or send a message and we'll get back to you.
- Phone(865) 428-4313
- Address1911 E Union Valley Rd, Seymour, TN 37865
- HoursMon–Fri · 8:00 AM – 5:00 PM