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Chattanooga, TN
Chattanooga, TN
Bringing Comfort Home
Chattanooga HVAC Services
One Hour Heating & Air Conditioning® of Chattanooga
4.6
Heating, AC & Furnace Repairs in Chattanooga, TN
When homeowners want a reliable heating or air conditioning system that they don’t have to think about, they call One Hour Heating & Air Conditioning. We are the premier HVAC service provider in the United States for a simple reason: we actually care about your comfort.
At One Hour, we respect you, we respect your time, and, most importantly, we respect the trust that you put in us to keep your home comfortable. It’s why we back all of our work with a 100% customer satisfaction guarantee for two years, and it’s why we’re always on time—guaranteed.
We Have a Reputation
For Being Punctual, Friendly and Knowledgeable
4.6
Brooks Cummings
01-17-2026
“Great people and quality work! Wouldn’t call anyone else.”
Brad McCurdy
01-17-2026
“5 stars is an understatement. Very professional and fixed my place up quickly. Very kind and would 1000% recommend. HVAC pro being in the business label is accurate.”
Sandra Flores
01-17-2026
“10/10!!!! Love the people and place!”
Barrett Lawson
01-17-2026
“Danny — greatest guy I’ve ever met”
Amber Maynor
01-15-2026
“Reliable and fast! Highly recommend!”
Ethan Hiland
01-15-2026
“Wonderful company to work with!”
Bailey Petty
01-15-2026
“Can’t brag enough about one hour heating and air! Great communication , quick, easy to deal with, and over all just a wonderful experience! No complaints whatsoever - and will be using in the future!”
SONIA THORNTON
01-14-2026
“Roman provided an excellent job cleaning my coil and allowed it to run properly. I would rate him a 10 out of 10. I would recommend his service and this company to all my friends.”
John Rockwell
12-22-2025
“Roman came out for our annual visit great job definitely recommend!!!!”
Jim O'Brien
11-24-2025
“Extremely pleased with the technical expertise Giovanni. He was very thorough and made some recommendations that had not been shared before.”
Our customers love what we do because we treat them like the neighbors they are to us. While we carry the One Hour name, were an independently owned and operated business with a personal investment in the Chattanooga and North Georgia communities. We back our work with a 100% satisfaction guarantee, provide StraightForward® pricing guides for your benefit, and will pay you back for being even one minute late to an appointment.
Here For You
When You Need Us Most!
'Round the Clock Availability
No matter the hour, you can trust One Hour to be there to help you when you get hit with the unexpected.
100% Satisfaction Guarantee
We guarantee our materials, labor, and craftsmanship for up to two years from the date of your service.
StraightForward Pricing® Guide
Before we start any work, we discuss your available options so you know exactly what you are getting and how much it will cost. No hidden fees!
Always On Time…Or You Don’t Pay A Dime!®
We understand your time is valuable, so we promise to arrive at your home within the predetermined time window that you select, or your service call is free.
Hours of Operation
We are available 24/7 to take your call for emergencies. For all other services, our appointment hours are:
Monday
24 hours
Tuesday
24 hours
Wednesday
24 hours
Thursday
24 hours
Friday
24 hours
Saturday
24 hours
Sunday
24 hours
Expert Tips
Learn From Our HVAC Experts
Authority Brands is the leading provider of in-home services, building brands that support the success of franchisees as well as better the lives of the homeowners we serve and the people we employ.
