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Johnson County, KS
Johnson County, KS
Bringing Comfort Home
With Expert AC Services
One Hour Heating & Air Conditioning® of Johnson County
4.9
Heating, AC & Furnace Repairs in Johnson County, KS
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 Knowledgable
4.9
James Berry
04-18-2025
“Caden got the AC up and running for the summer.”
Phyllis Bridges
04-18-2025
“The technician was on time, his work was efficient, and he even did extra cleaning on a drain. He was polite, quiet, and fast. This company cares about their customers. I made the right decision when choosing them for total furnace and air replacement last fall.”
Greg Pregon
04-16-2025
“This was the first time Connor came and serviced our home. He was very knowledgeable and did and excellent job. Thanks Connor!”
Jodi Matz
04-15-2025
“Dillon was extremely polite and thorough with his inspection of our current system. He thoughtfully considered and presented strategies for the challenges of the current set-up and offered solutions without pressure, earning our trust as new customers. Thanks, Dillon!”
Julie Williams
04-14-2025
“Tristan from One Hour Heating was out to do a regular check up and smelled gas when he entered the basement 1. He suggested to call Atmos Energy! They came out very promptly and found a leak and fixed it! Big High Five to Tristan for smelling the odor and Thanks to Atmos Energy!! Thank you”
Steve Cole
04-14-2025
“Francisco was fantastic. Extremely polite and explained everything clearly and concisely. Fast and competent, trustworthy and honest. He is my HVAC guy from now on. Thank you sir and well done!”
Terry harness
04-11-2025
“Was very satisfied.They located the exact causes of the problem at hand..”
Meg Jacobus
04-11-2025
“We’ve had great luck with One Hour. They replaced our system awhile back when our old one pooped out and they are so quick to come check on things if we are having a problem. Today Kevin came out and he was speedy and polite.”
Rose Manson
04-11-2025
“Friendly, efficient and kind people! I highly recommend one hour for all of your heating and air conditioning needs!”
Elizabeth Ukaoma
04-10-2025
“Sean always does an awesome job! He consistently goes above and beyond what is expected of him. He has been our Technician now for over six years and I love the consistency. Thank you Sean and thank you One Hour Heating and AC of Olathe. You guys really know what you’re doing!”
Our customers love what we do because we treat them like the neighbors they are to us. While we carry the One Hour name, we are an independently owned and operated business with a personal investment in the local community. We back our work with a 100% satisfaction guarantee, provide Straight Forward 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.