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West County, MO
West County, MO
Bringing Comfort Home
West County HVAC Services
One Hour Heating & Air Conditioning® of West County
5.0
Heating, AC & Furnace Repairs in West County, MO
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
5.0
Sandy
10-31-2025
“Farrell, is fantastic and can be trusted. Today I left the door open for him, he did his work and reported back to me. This company is excellent. I recommend them.”
Dorothy Harris
10-30-2025
“Excellent customer service, always looks and explains what issue is and determines how he is going to resolve it. Goes the extra mile to ensure job is thoroughly and quickly done the right way the first time. I am left very satisfied with that l will have no problems after he leaves. Highly recommended.”
Robert Babel
10-30-2025
“Outstanding service! We had our regular maintenance visit to clean and service our HVAC unit at a house we recently moved into. The technician found and cleaned out a birds nest that was blocking the intake vent from outside, and then discovered a wiring issue from the original installation that needed to be redone to make the unit run more efficiently. And there was no additional charge for the work. All included in the maintenance plan. We have been using this company for the past three years at our previous house and I would highly recommend them!”
Derek Hirst
10-26-2025
“Farrel did the job, courteously and efficiently. He's great!”
John Barack
10-24-2025
“Ferrel arrived on time. We have a dog who barks and growls at strangers. Ferrel took time with the dog treating him and greeting him to help the dog to relax. Nice!”
David Corelli
10-22-2025
“Ferrell has worked on my systems several times and does a good thorough job.”
Mike Farmer
10-16-2025
“All good”
Patricia Chuffo
10-16-2025
“Always punctual, thorough, professional and helpful, THANK YOU!”
Alice Miller
10-15-2025
“We've been customers of Dunn One Hour Heating & Air for almost 6 years. Nothing but excellent service. All of the personnel are wonderful to work with.”
Cherial Rekart
10-08-2025
“My technician, Farrell, was very knowledgeable and explained everything. My furnace is pretty old and may need replacing. He gave me some options for replacing now or waiting awhile. I have two furnaces and I felt confident I am in good hands. Thanks again, Farrell!”
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're an independently owned and operated business with a personal investment in the local community. 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
9:00 AM - 5:00 PM
Tuesday
9:00 AM - 5:00 PM
Wednesday
9:00 AM - 5:00 PM
Thursday
9:00 AM - 5:00 PM
Friday
9:00 AM - 5:00 PM
Saturday
Closed
Sunday
Closed
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.
