AC Repair
AC down in the heat? Fast troubleshooting and repair to get you cool again — no comfort lost in a Houston summer.
Heating & cooling · Free consultation · Houston, TX
Houston comfort, all year round.
When the Houston summer hits triple digits, you need an AC you can count on — and a furnace that's ready for the cold snaps too. Hernandez HVAC Services handles new installation, maintenance and troubleshooting across heating and cooling, with free estimates and a free consultation up front.
HVAC specialists
Free consultation & estimates
Serving Greater Houston
5.0★ rated·Free estimates·Heating & cooling·Cards accepted·Houston-based
What we do
Most called
Full heating & cooling service.
New installation, maintenance and troubleshooting across AC and heating — so your home stays cool through the summer and warm when it counts.
AC Install & Replacement
New installation and replacement of central AC and mini-split systems — sized right and built to last, with free estimates.
Heating & Furnace
Furnace and heat-pump repair, servicing and install — comprehensive heating so you're warm and dry on the cold days.
Maintenance & Tune-Ups
Seasonal tune-ups that keep your system efficient, catch small faults early and head off a mid-heatwave breakdown.
Ductwork & Air Quality
Duct repair, sealing and replacement plus air-quality improvements — better airflow, cleaner air and lower bills.
Thermostats & Controls
Smart and programmable thermostat supply, install and setup — full control over comfort and energy use.
How we work
Free estimate, then comfort restored.
No surprises, no pressure. Here's exactly what happens from your first call to the finished job.
1
Free consultation
Call or text and tell us what's going on with your heating or cooling. We'll diagnose it and recommend the right fix — no obligation.
2
Free estimate
You get an honest, upfront estimate before we start. What we quote is what you pay — cards accepted.
3
Comfort restored
We do the work right, test the system end to end, and leave your place cool, warm and tidy.
About us
The best HVAC contractor in the local area.
As anyone who's been through a Houston summer knows, air conditioning is one of a home's essential elements — and a fully functional HVAC system is nothing less than a joy. Whether you're having trouble with your AC or your furnace, Hernandez HVAC Services offers comprehensive repair, servicing and new installation to keep you comfortable all year round.
No call-out surprises, no upselling. Just honest, professional heating and cooling — new installation, maintenance and troubleshooting, free estimates up front and clear pricing on every job.
- HVAC specialists — heating & cooling.
- Free consultation & free estimates.
- New installation, maintenance & troubleshooting.
- Debit & credit cards accepted.
5.0★
Expert service customers recommend
Free
Free consultation & estimates
24/7
Cooling comfort through Houston summers
Heat+
Heating, cooling & air quality, one team
Areas we cover
Proudly serving Greater Houston.
Based in Houston (77063) and covering the metro and surrounding suburbs. Not sure if you're nearby? Just give us a call.
Houston
Spring
Cypress
Katy
Humble
The Woodlands
Tomball
Sugar Land
Pearland
Covering Houston and the surrounding Harris County suburbs.
What customers say
5.0Houston customers
Five stars, every job.
A few of the things people across Houston keep saying about working with Hernandez HVAC Services.
"Our AC died in July and they had us cool again the same day. Fast, fair and professional — couldn't ask for more in a Houston summer."
"Installed a new central AC unit and walked us through the options first. Free estimate, clean install and a tidy finish — highly recommend."
"Did a seasonal tune-up and sorted a noisy furnace before winter. Knowledgeable, reliable and reasonably priced — our go-to HVAC team."
Get in touch
AC or heating trouble in Houston? Let's sort it.
Tap to call, send a text, or fill in the quick form and we'll come straight back with honest advice and a free estimate.