How fast can you perform an emergency AC repair in Katy, TX?

We prioritize emergencies and can often have a technician at your door within the hour. We are available 24/7, including holidays and weekends.

Will you try to sell me a new system I don't need?

Never. Our technicians are taught to be educators, not salespeople. We will show you the visual proof of any issues and only recommend replacement if it is the most cost-effective long-term move for you.

Can I get a quote for a furnace replacement before you start?

Absolutely. We provide straightforward, upfront pricing in writing before any installation work begins so you can make an informed decision.

Always On Time

Katy HVAC Services

One Hour Heating & Air Conditioning® Serving Katy

4.82

(214464 reviews)

HVAC Repair in Katy, TX

Restore Your Home’s Comfort Today Without the Stress

When your air conditioner quits during a heatwave, you need more than just a technician; you need a fast, reliable solution. One Hour Air Conditioning & Heating® of Houston specializes in HVAC repair in Katy, TX, offering same-day service and 24/7 availability to ensure your family stays safe and cool. Our team focuses on radical transparency, using photos and videos to show you exactly what is happening inside your system before we ever ask for your trust.

Call (713) 489-2731 right now to get your cooling back on track today or request service online.

Why Your Neighbors Choose Our HVAC Company

We understand that you’ve likely had bad experiences with contractors who don't show up or push for sales you don't need. Our approach is built on trust and education, ensuring you leave every service call with a clear understanding of how your system works. We treat your property with meticulous care, utilizing shoe covers and floor pads to keep your home pristine while we work.

Here is why homeowners prefer our HVAC contractors in Katy, TX:

Proven Speed: We offer emergency AC repair that homeowners can count on, often arriving within the hour.
No-Pressure Service: Our techs are trained to provide honest assessments rather than inflating repair scopes for a commission.
Visual Evidence: We take photos of components in your attic or unit so you can see the wear and tear for yourself.
Upfront Pricing: You will receive a straightforward price before any work begins, so there are no surprises on your bill.

We aim to be the last HVAC company residents ever have to call by building relationships based on integrity. Our goal is to provide heating and cooling that families can rely on year-round.

Comprehensive HVAC Services for Your Various Needs

From emergency furnace repair in Katy, TX, during a winter freeze to fixing a complex refrigerant leak in July, we handle it all. Our team is equipped to diagnose and fix residential and commercial HVAC issues using calibrated tools that take the guesswork out of the process. We focus on solving the root cause of your problem to prevent repeat breakdowns and high energy bills.

Our team provides the following HVAC services:

AC Repair: Quick fixes for blown capacitors, burnt wiring, and frozen evaporator coils.
Furnace Repair: Expert diagnostics for faulty circuit boards and blower motor failures to keep you warm.
AC Replacement: When repairs aren't enough, we provide energy-efficient installation options that fit your budget.
Commercial AC Repair: Keeping local businesses cool with rapid-response industrial repairs.
Maintenance Memberships: Proactive tune-ups that include cleaning drain lines and checking system vitals.

We also offer flexible financing options for larger projects like a full furnace replacement. This ensures you can get the high-quality system you need without the immediate financial burden.

Signs You Need HVAC Repair

Katy’s climate puts immense strain on your equipment, leading to common issues like clogged condensate lines or tonnage mismatches. You might notice your AC is running, but the house feels humid, or your vents are blowing air that just isn't cold enough. If you hear grinding noises from your outdoor unit or see water leaking from your attic, it is time to call a professional.

Look out for these common system symptoms:

Unexpected Spikes in Bills: This often signals your system is struggling due to a failing part or low refrigerant.
The "Musty" Smell: A sign of drain line clogs or organic growth within your system’s coils.
Uneven Cooling: Rooms farthest from the unit stay warm, suggesting ductwork issues or a failing blower.
Constant Cycling: If your AC turns on and off every few minutes, it is wasting energy and wearing out.

If you recognize these signs, searching for AC repair near you now can prevent a total system meltdown. Early detection is the best way to avoid a costly AC replacement.

What to Expect During Your One-Hour Service

From the moment you call, our process is designed to be transparent and stress-free. You will receive a time window and a call-ahead from your technician so you aren't stuck waiting all day. Once on-site, we listen to your concerns, perform a full system diagnostic, and walk you through our findings using plain language and photos.

We follow a strict protocol to ensure quality:

Home Protection: We always use shoe covers and protective pads before entering your living space.
Thorough Inspection: We don't just look at the obvious problem; we check the full health of your system.
Clear Options: You will get multiple repair or replacement paths with full pricing and warranty details.
Expert Cleanup: We clean the work area and show you the finished results before we leave.

Don't spend another hour in discomfort. Contact us now to schedule your expert service.

Learn more about our Houston-based HVAC experts.

Book Now

We have a reputation for being punctual, friendly and knowledgable

4.82

(214464 reviews)

Read More Reviews

Mathew the Operations Manager and Matt the Technician were a dynamic team. They provided a phenomenal level of service. They were professional and performed the maintenance and repairs fast. Same day service blew me away! I plan to have them perform all of the annual maintenance moving forward. They answered all my questions, I highly recommend this company.

Lucie Harpster

in the last week

Can’t say enough nice things about this company! Very accommodating and efficient with scheduling. Clear communication and follow up. Prompt arrival. Thorough servicing with detailed documentation and explanation. Easy billing/payment system. End to end seamless process with a very honest and friendly team. I will definitely continue to use them.

Anna Thompson

in the last week

We were very impressed with the professionalism of this new company. They not only were able to identify the problem with our air conditioner right away, but solved it in the most efficient and seamless way. We had been dealing with the draining problem of our unit for a long time and been frustrated with expensive work that did not solve the problem. Dealing with the One Hour company was a breath of fresh air and we do not hesitate to highly recommend it.

Maria Ruggieri

in the last week

I got seasonal maintenance on my air-conditioning system. Scott did a great job of checking all of the filters and cleaning the outside condenser with a hose. He was very polite, very neat and very efficient and informative!

Kellie Roe

in the last week

I highly recommend One Hour Heating. Noah was knowledgeable, friendly, and answered all my questions confidently.

Joseph Gajewski

a week ago

Update: After posting my original review, the owner Alex reached out personally and issued a refund that accounted for the high pricing and inconvenience of the experience, without being pressed for that amount. He also shared that he is actively working with the national franchise pricing model to bring rates in line with the local Seattle market. I appreciate the owner's customer service and professionalism. Original experience: The technician was professional and correctly diagnosed a failed contactor in my outdoor unit that was triggering a Nest thermostat error. The repair took two days due to a parts miscommunication, and the job was billed as a single flat-rate line item of $493 with no parts/labor breakdown, significantly above what an independent HVAC company would typically charge for the same repair. Bottom line: the initial experience had real rough edges, but Alex handled the follow-up with honesty and professionalism. Given the experience as a whole, I'd work with One Hour again.

Nick Spang

a week ago

The owner John and his team will take care of your hvac system. Wonderful customer service…

Paul Austin

2 weeks ago

This is a great company with stellar management and leadership.i highly recommend them for your HVAC system n maintenance.

Felecia Gaston

2 weeks ago

This is the best company out there!! I called a few other companies who came to my home - over quoted me and I felt defeated! I reached out to One Hour Heating and Air— they came within 1 hour! And the problem was fixed in less than 45 min! No large bill! No taking advantage of me! And the best is— my heat blows stronger than ever! I bought my home in 2023 and had no idea it was not working properly until I started receiving $300+ monthly gas bills!! That stops today!! Thank you for saving me money on my Monthly bill moving forward. I needed this blessing ❤️ Service Man was professional as well. Highly recommend.

Brianna Rogers

2 weeks ago

We had central AC added to our home 5 years ago. We decided to get an AC and furnace tune up before the summer. Matt, the technician from One Hour Heating and Air, was on time and polite. He pointed out that our furnace filter had not been changed since 2022. Big oversight by me. Matt explained how the air flows through the furnace and the direction the filter needs to be placed. I marked with a sharpie on the furnace an arrow so I would remember next time. Good piece of mind. Positive experience.

Justin Low

3 weeks ago

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