At One Hour Heating & Air Conditioning, 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.
Details
Onsite servicesAvailable
Free parking lotAvailable
On-site parkingAvailable
Wheelchair accessible entranceAvailable
Wheelchair accessible restroomAvailable
Location
Certified by One Hour Heating & Air Conditioning • Apr 05, 2026
Certified by One Hour Heating & Air Conditioning • Apr 05, 2026
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
Reviews
5.0
116 reviews
5 stars
115
4 stars0
3 stars0
2 stars0
1 star1
JM
Judy Miller
4 days ago
5.0
A great representative came to my house and did the inspection of my air-conditioning unit in the attic and outside. I was very impressed with his knowledge and he also made me feel very comfortable asking questions. I will definitely use this company in the summer if I have a problem.
DG
Daniel Griffin
Apr 3, 2026
5.0
Ismael has been an absolute pleasure to work with! He's come out multiple times to repair our aging HVAC unit at our Montessori school, and every single visit has been a great experience. He's professional, knowledgeable, and clearly takes pride in his work. Even dealing with an older unit that has its challenges, Ismael stays patient and gets the job done right. It means so much to have someone we can count on to keep our school comfortable for the students and staff. Highly recommend Ismael and One Hour Heating & Air Conditioning!
RJ
Rita Johnson
Apr 1, 2026
5.0
Ismael, a technician with One Hiur Heating & Air Conditioning, was assigned to my home to provide a coil replacement quote for my smaller HVAC unit. He was very kind, professional and very knowledgeable. He arrived at my home in a timely manner and did exactly what he stated he would do.
I look forward to working with them in the future!!
GM
Gayle Morris
Mar 27, 2026
5.0
Ismael notified me of his arrival time and showed up right on schedule, well within the window given. Such a nice young man, even immediately made friends with my big dog. He took the time to look over some paperwork regarding the AC (we’re new owners of the house) and gave me helpful info about our warranty, and he addressed the issues listed in our inspection report. I had to leave for an appointment and left him at the house to complete the work. He sent me a detailed text message when he was done and locked everything up before he left. Even answered within minutes some follow up questions I had later. I couldn’t be more pleased to have met him and have him service our HVAC. I highly recommend!
RB
Ryan Bailey
Mar 12, 2026
5.0
Had a wonderful experience thanks to Ismael G. Had a mystery problem with the AC that another company couldn't diagnose, but when Ismael arrived, he conducted a thorough inspection of each part of the system and gave me a run down of not just what he caught that was causing issues, but also why other suspected issues were no problems at all, educating me on what acceptable parameters were for each item, and leaving me feeling well informed. He did all of this and provided estimates for a very fair price as well. I will be reaching out to them in the future for my maintenance and repair requests!
Frequently Asked Questions About One Hour Heating & Air Conditioning
What services does One Hour Heating & Air Conditioning provide?
One Hour Heating & Air Conditioning offers HVAC contracting, heating services, air conditioning contracting, air duct cleaning, heating equipment supply, and air quality consulting.
Where is One Hour Heating & Air Conditioning located?
They are located at 775 Co Rd 270 unit 203, Leander, TX 78641, United States.
What are the business hours for One Hour Heating & Air Conditioning?
The business is open 24 hours a day, every day of the week, including weekends.
Does One Hour Heating & Air Conditioning offer a satisfaction guarantee?
Yes, they back all their work with a 100% customer satisfaction guarantee for two years and guarantee on-time service.
How can customers contact One Hour Heating & Air Conditioning?
Customers can contact them by phone at +1 512-842-9551 or by email at info@onehournwaustin.com.
Can I schedule an appointment online with One Hour Heating & Air Conditioning?
Yes, appointments can be scheduled online through their reservation URL at https://www.onehourheatandair.com/nw-austin/#sb_scheduler.
Which areas does One Hour Heating & Air Conditioning serve?
They serve areas including Leander, Liberty Hill, Austin, and postal codes 78645, 78726, 78730, 78732, 78733, 78734, 78750, 78628, 78641, 78642, and 78646 in Texas.
What nearby places can customers visit before or after their appointment at One Hour Heating & Air Conditioning?
Nearby options include Sunset Ranch RV Park for outdoor events and music, La Rana Bar for dining and drinks, and North Elementary School in the area.
Are there any nearby home improvement or landscaping services close to One Hour Heating & Air Conditioning?
Yes, DRYmedic of NW Austin TX offers home improvement and damage restoration services, and Immaculate Outdoor provides landscaping and gardening services nearby.
Is there a nearby RV park if I am visiting One Hour Heating & Air Conditioning and traveling with an RV?
Yes, Sunset Ranch RV Park and South Fork RV Park and Storage are both located nearby, offering convenient options for RV parking and camping.
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