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La Grange, TX

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Stay Cool Or Warm In Your La Grange, TX, Home With Our AC & Heating Services

Are you tired of dealing with a malfunctioning air conditioning unit in La Grange, TX? Look no further than Centex Air & Heat for all of your HVAC needs. As the most reliable and high-quality contractor since 1984, we offer a full range of air conditioning and heating services, including repair, installation, replacement, and maintenance. But that's not all - we also cater to our business clients by providing commercial HVAC services and ductwork repair and installation. At Centex Air & Heat, we prioritize our customers' comfort by installing and servicing heat pumps and ductless mini-split systems. Plus, we offer a spectrum of indoor air quality services to ensure that you and your loved ones can breathe easy. Don't hesitate to make the call for any and all heating or cooling needs in Fayette County - Centex Air & Heat has got you covered.

Call Centex Air & Heat today at 512-303-6060 or message us online to schedule expert HVAC service in La Grange—your comfort is our top priority, year-round!

Expert AC Repairs to Keep You Comfortable Through Texas Summers

Our skilled technicians diagnose and repair all major brands of air conditioning systems. Whether your unit is blowing warm air, leaking, or making strange noises, we’ll restore your comfort quickly and efficiently. We also offer emergency HVAC services to handle unexpected breakdowns during heat waves.


Professional Heating System Service for Mild to Cold Seasons

Even in Central Texas, winters can surprise you. We offer expert repairs, installations, and replacements for furnaces and heat pumps to ensure your home stays warm during chilly La Grange nights. We service electric and gas systems and provide energy-efficient upgrade options.


Ductless Mini-Splits & Heat Pump Installation

For homes without ductwork or those needing zoned comfort, ductless mini-split systems and heat pumps offer efficient solutions. We install top-tier models with high SEER ratings and provide long-term service to keep your system running like new.


Commercial HVAC Solutions for Local Businesses

Centex Air & Heat is a trusted name among local La Grange businesses. We design and maintain commercial-grade HVAC systems that meet the demands of offices, retail spaces, and light industrial buildings. Let us help reduce your overhead with efficient systems and routine maintenance plans.


Ductwork Repair, Replacement & Installation

Leaky, poorly designed, or aged ductwork can waste energy and strain your HVAC system. Our team inspects and restores ductwork to optimize airflow, improve air quality, and lower your utility bills. We install ductwork for both new construction and retrofits.


Indoor Air Quality Services for Healthier Homes

Texas allergens like dust, mold, and pollen can circulate through your HVAC system. We install air purification systems, dehumidifiers, and UV lights to improve indoor air quality. Breathe easier with custom IAQ solutions tailored to your home.


Reliable Maintenance Plans That Save You Money

With our preventative HVAC maintenance plans, you can avoid costly repairs and extend the life of your system. We recommend biannual tune-ups for both heating and cooling systems to keep them running at peak efficiency year-round.

Your Neighbors Love Us - Find Out Why!

At Centex Air & Heat, we take pride in delivering the highest quality of service possible to our beloved customers. We believe that everyone deserves access to dependable and reliable HVAC services, which is why we pour our expertise into every job we do. We're confident in our skills and love to show it off by sharing what our satisfied customers have to say. Reviews from our community in La Grange, TX, speak to the level of experience and professionalism we bring to each job and we're happy to share their words with you.

Come experience the Centex difference for yourself by sending us a message online or giving us a call at 512-303-6060 . We can't wait to show you what we're capable of.

HVAC in La Grange FAQs

What HVAC system features best suit La Grange’s mix of humid summers and occasional winter chills?

What HVAC System Features Best Suit La Grange’s Mix of Humid Summers and Occasional Winter Chills?

For La Grange’s humid summers and mild winters, the best HVAC systems offer variable-speed components for consistent comfort and built-in dehumidification to manage moisture. High-efficiency heat pumps with good SEER and HSPF ratings provide year-round performance. Smart thermostat compatibility allows for better energy control, while zoned systems let you manage temperatures room by room. To improve air quality, use high-MERV filters or UV lights—great for rural areas with dust and allergens. Choose ENERGY STAR® certified units for lower utility bills and quiet operation to suit peaceful neighborhoods. These features ensure optimal comfort, energy savings, and indoor air quality for La Grange homes.

What’s the ideal HVAC maintenance schedule considering La Grange’s seasonal pollen and dust levels?

What’s the Ideal HVAC Maintenance Schedule Considering La Grange’s Seasonal Pollen and Dust Levels?

La Grange’s high pollen in spring and rural dust year-round demand a targeted HVAC maintenance plan:

  • Spring: Schedule a full AC tune-up; clean coils; replace MERV 11+ filters.

  • Summer: Check filters monthly; rinse outdoor unit; monitor humidity.

  • Fall: Tune up heating system; inspect ducts for dust; replace filters again.

  • Winter: Check airflow; listen for unusual noises; keep vents clear.

  • Replace filters every 30–60 days, more often during high pollen/dust.

  • Install high-efficiency filtration or UV air purifiers.

  • Consider annual duct cleaning if near farmland or unpaved roads.

Routine care improves efficiency and keeps air quality high in La Grange’s dusty, allergen-heavy climate.

Are ductless mini-splits effective for older La Grange homes with no existing ductwork?

Yes, ductless mini-splits are highly effective for older homes in La Grange that lack ductwork. They provide zoned heating and cooling, allowing precise temperature control in individual rooms—ideal for homes with varying insulation or add-on spaces. Installation is minimally invasive, requiring only small wall openings, which helps preserve historic interiors. These systems are energy-efficient, especially in La Grange’s hot, humid summers and mild winters. Plus, modern models offer built-in dehumidification and air filtration, improving indoor air quality. With no ducts to leak air, mini-splits can significantly lower utility bills while delivering consistent comfort throughout the year. They’re a smart, flexible option for retrofitting climate control into older Texas homes.

Recent Jobs and Reviews in La Grange, TX

Rated 4.7 out of 5 stars based on 15 customer reviews

Customers say: The reviews exhibit a positive sentiment overall, with a majority of customers expressing satisfaction with the services provided by Centex Air & Heat. The positive reviews frequently mention friendly and efficient technicians, timely arrival, thorough and professional service, and effective problem resolution. Customers also appreciate the professionalism, knowledge, and courtesy of the technicians, as well as their willingness to explain the work done and offer recommendations. The recurring themes include exceptional customer service, pride in work, and satisfaction with the repairs. However, there are a few negative reviews that mention issues with pricing and the cost of repairs. Overall, the sentiment is positive, with a slight inclination towards the positive side.

Our Local Reviews by City

Job Locations and Reviews

Review
Same day service! I was afraid it would be 2 or 3 days before somebody could come look at the air conditioning system.
Scott - La Grange, TX 78945
Daryl W.
Daryl W. Checked in
When I arrived I found that the indoor air circulation system was faulted. I spoke with the client about his options repair vs replacement. I went over the options for repair and he wanted me to give him some options for replacement also. The client will let us know what he wants to do after he speaks with his wife.
La Grange, TX 78945
Travis P.
Travis P. Checked in
Upon my arrival I completed the warranty repair on the blower housing for system number 1. After completing the repair I tested the system and verified it was operating to manufacture specifications. I then pulled the return air grill from the kitchen area and chemically washed the grease off outside. Reinstalled the return air grill and secured duct back to it.
La Grange, TX 78945
Travis P.
Travis P. Checked in
Upon my arrival, I spoke with customer about their concerns with the system, not cooling well. Performing my diagnostics. I found that the voltage enhancement system had failed, causing the outdoor compressor to not come on for normal operation. I spoke with the customer about my concerns and went over repair options. they approved to have the system repaired today. I performed the approved repairs then wash the condenser coil due to it being dirty so I can get an accurate read on pressure. Found the system is operating properly at this time. It will take a while for the temperature to come down in the home given it was 94° in the home. Customers are going to let the warranty run out on the home and then consider joining the maintenance program.
La Grange, TX 78945
Sawyer B.
Sawyer B. Checked in
Arrived to site and replaced improperly installed water removal system. Put vent after the P trap. Added a union for easy clean out in the future. Glued all connections and insulated whole line with armaflex and tape. Tested water safety switches and chemically treated new water removal system line with pan treatment spray. Washed down condenser with water. Was very dirty on the back side with yard clipping. Tested system in cooling, system operating and draining to manufactures specifications at this time.
La Grange, TX 78945
Daryl W.
Daryl W. Checked in
Customer was concerned about RTU #3 not coming on and cooling. Got on roof and began to diagnose the system. Refrigerant circulating pump would come on, but not the air movement system. Voltage distribution system for air movement system not receiving 24 volts to pull in and distribute voltage. Traced issue back to the air movement system relay. Relay was faulted. Replaced relay and air movement system came on with the refrigerant circulating pump. Checked pressures in cool and found that the refrigerant pressure control system was not operating as it should giving us faulty pressures. System is cooling, but not to manufactures specifications. Informed customer of our findings, and will be getting with supply house on Monday to check availability and price of a new refrigerant pressure control system. Heat transfer media coil needs to be chemically cleaned as well as the drain pan underneath. Will update customer next week on a repair time. System cooling to the best of its ability at
La Grange, TX 78945
Travis P.
Travis P. Checked in
Arrived on location to swap out faulty blower motor shaft and pulley for RTU #2. After pulling blower motor assembly we were unable to get the Allen key shaft locking screws off. Broke 5 different Allen key the process of trying to get it loose. Could not use heat due to the rubber bearing outside shaft. Will return with hardened steel bits that will not break. Replaced remote sensor for unit number 8.
La Grange, TX 78945
Travis P.
Travis P. Checked in
Upon my arrival I spoke with the customer about their concerns with the system not cooling. Performing my diagnostics I found that the voltage enhancement system has failed causing the outdoor unit to not operate. I spoke with the customer about their different options for repair and they chose to go with HN14E. I performed the approved repair installing a new voltage enhancement system, new voltage distribution system, added performance enhancement system, added DTK power protection, redid wire terminals, cleared leaves from inside the condenser, chemically washed the condenser coil then ran a performance and safety testing. System is operating within manufacture specifications at this time. Customer joined the maintenance program as well.
La Grange, TX 78945
Travis P.
Travis P. Checked in
Upon my arrival in La Grange I did AC Maintenance. the air movement system was cycling on and off. When I checked the voltage coming from the relay control it was opening and closing causing the issue. This is going to be the main cause of the system freezing over. With the customers approval I replaced the relay control and redid the wire terminals on it. I then tested the system and found that everything is operating properly at this time.
La Grange, TX 78945
Review
Emerson was great. His maintenance review was very thorough, & he worked hard to check our systems. Highly recommend for a/c evaluations.
Schock - La Grange, TX 78945
Emerson D.
Emerson D. Checked in
Arrived in La Grange for AC Repair, Upon my arrival I evaluated two mini split systems and one furnace straight, cool split system. I verified system safety and performance is to manufacture specifications. Flushed and treated the water removal system. Cleaned the electrical cabinet and washed unit using water. Found that the furnace split straight cool system was low on refrigerant. I performed a leak check with my electronic leak detector and found multiple signs of refrigerant leaks at the indoor unit. My recommendation was for scheduling an appointment with the comfort advisor regarding potential repairs.
La Grange, TX 78945
Travis P.
Travis P. Checked in
Arrived in La Grange for AC Maintenance, Upon my arrival I performed a diagnostics on RTU#7 finding that the low voltage wire on one of the relays was loose causing low voltage to not reach the indoor air movement system. I pulled the spade connector off and crimped it to allow for a tight connection on the relay. Testing the system I found that everything else is operating properly at this time.
La Grange, TX 78945
Travis P.
Travis P. Checked in
Arrived in La Grange for AC Maintenance, Upon our arrival we spoke with the customer about their concerns with the system shutting down. Performing our diagnostics we found that the system is a negative pressure system and was not equipped with a vent after the ptrap as well as the water removal system was backed up. We spoke with the customer about our concerns, went over repair options and maintenance program. Customer approved HF3A and the maintenance today. We cleared the water removal system, installed a vent pipe and checked the system performance. Found everything operating properly at this time.
La Grange, TX 78945
Gustavo L.
Gustavo L. Checked in
Upon arrival in La Grange, Mini split outdoor unit non-operational. Found bad inverter board due to voltage surge. Replaced board and tested compressor start-up sequence. System now cooling effectively across all zones.
La Grange, TX 78945
Josh W.
Josh W. Checked in
Upon arrival in La Grange, Swapped aging unit with high-efficiency model. Installed new thermostat, sealed duct transitions, and tested airflow. Verified TXV function and checked for proper defrost operation. System now meets ENERGY STAR standards.
La Grange, TX 78945
Daryl W.
Daryl W. Checked in
Upon arrival in La Grange, System not cooling due to low refrigerant. Found leaking Schrader valve. Replaced valve core, pressure-tested, vacuumed, and recharged to spec. Verified cooling operation and recorded a 21°F temperature differential.
La Grange, TX 78945
Gene  A.
Gene A. Checked in
Upon arrival in La Grange, Seasonal cooling maintenance included pressure readings, capacitor testing, and evaporator coil inspection. No major issues found. Static pressure slightly high—recommended ductwork inspection to reduce strain on blower motor.
La Grange, TX 78945
Centex A.
Centex A. Checked in
Upon arrival in La Grange, Serviced three indoor heads. Cleaned washable filters, cleared drain tubes, inspected refrigerant line insulation. Verified compressor operation and inverter modulation. System passed all function tests without faults.
La Grange, TX 78945
Josh W.
Josh W. Checked in
Arrived in La Grange for Conducted comprehensive tune-up. Measured voltage and amperage, cleaned drain line, and lubricated fan motor. Tested temperature drop across coil and ensured proper compressor cycling. System is performing at optimal capacity.
La Grange, TX 78945
Travis P.
Travis P. Checked in
Arrived in La Grange for AC Maintenance, Investigated indoor head not responding. Found faulty thermistor sensor not signaling temp to control board. Replaced sensor and verified accurate feedback on display. Unit is cooling efficiently again with correct temperature modulation.
La Grange, TX 78945
Daryl W.
Daryl W. Checked in
Arrived in La Grange for AC Maintenance, Diagnosed intermittent cooling. Found worn contactor causing voltage drop under load. Replaced with OEM part, tightened all high-voltage connections, and verified stable amp draw. Customer educated on electrical inspection intervals.
La Grange, TX 78945
Gene  A.
Gene A. Checked in
Arrived in La Grange for AC Tune-up. Replaced R-22 unit with a new R-410A 15 SEER system. Replaced line set due to incompatible oil. Installed matching coil, set system on leveled pad, and calibrated airflow at 400 CFM/ton. System now operates at 100% efficiency.
La Grange, TX 78945
Josh W.
Josh W. Checked in
Arrived in La Grange for AC Maintenance, Routine cooling check. Inspected blower wheel, measured temperature split (19°F), and checked airflow with anemometer. Found minor duct leakage in return plenum. Recommended sealing to improve system performance and reduce humidity.
La Grange, TX 78945
Travis P.
Travis P. Checked in
Arrived in La Grange for AC Maintenance, Upon my arrival I spoke with the customer about their concerns with the HVAC system not cooling. Performing my diagnostics I found that the voltage enhancement system is faulted. I checked the plug on the refrigerant circulation pumping system and found that the wires had burned and the system went to ground. I spoke with the customer about the age of the system and gave recommendations on having a comfort specialist come out. Their consult is set up for 5/13/25 in the afternoon. Customer would also like options emailed one for repairs to compare.
La Grange, TX 78945
Travis P.
Travis P. Checked in
Upon my arrival in La Grange, for an AC service, I installed the comfort control system. The system had to perform an update while I was on site. After the system updated I tested the equipment and found everything operating properly at this time. I was unable to get the app to work through the customer’s phone. I informed him he would have to contact the Support line to see if they can help get it hooked back up if they can’t Daryl says he will come out tomorrow.
La Grange, TX 78945
Review
Gene was fantastic and provided information and education about electric heat pumps with which we were previously unfamiliar. Thanks, Gene!
Jones - La Grange, TX 78945
Gene  A.
Gene A. Checked in
Today I arrived in La Grange, for an AC service, with concern the outside heat pump does not turn on when the thermostat is in heating mode. Customers had previously found thermostat blank one morning. The indoor unit breaker was tripped, they turned breaker on and system was operational approximately 3 weeks at that time the thermostat was blank again so they installed a different thermostat. Since then the cooling works but in heat it doesn’t. I found thermostat was proper for the type of system they own. The thermostat model they had only allows operation for heat and cool, no auxiliary heating. I spoke with customer about heat pump systems and we also spoke about our maintenance plans.
La Grange, TX 78945
Gustavo L.
Gustavo L. Checked in
Heat Pump Repair in La Grange, TX today for a great client. Specialized heat pump repair addressing intermittent system failure. Conducted comprehensive diagnostic assessment using advanced electrical diagnostic tools, identified and replaced faulty integrated control board, recalibrated system parameters, and verified full operational integrity through complete system performance test.
La Grange, TX 78945
Review
Constantly good people that come to service our heating and air systems. ++++++++ Great communication from office for service reminder, & alert for on-the-way.
Schock - La Grange, TX 78945
Review
We were told there was a Freon leak and coil needed to be replaced, and a system overhaul was recommended. The estimate was more than the purchase of a new system though parts were still under warranty. We called in a second opinion same day. The leak was found outside. A fitting had been loosely screwed together, causing the leak. The leak detector immediately identified it. The coil was very carefully checked for leaks and none found. I guess Centex did not want to serve us in the future. Maybe because we’re 30 miles away?
Anonymous - La Grange, TX 78945
Response from Centex Air & Heat:

Mr. King, as you're aware not all companies are created equal. We've been in business for 40 years and only employ the best techs and ensure that they are highly trained. We stand by our diagnosis and respectfully disagree with our competitor's opinion. You do have a leak on the indoor portion of your system and it will remain an issue that needs to be resolved. I went ahead and sent you the video that my tech took of his leak detector detecting the leak. I encourage you to show that to this other company and have them explain it.

Review
Travis is a very professional young man. He is friendly and explains things so I can understand them. I always enjoy having him in my home. He has a way of delivering bad news in the least painful manner.
susanwhite51 - La Grange, TX 78945
Review
Top technician to check out minis & Central system. Very personable. & knowledgeable. Highly recommended.
Schock - La Grange, TX 78945
Review
He’s a 10, nice fellow, knows what he is doing and a good example of an employee.
Schock - La Grange, TX 78945
Review
From the ladies that answer the phones to the guys that do the service like Daryl W They are great they know their skills and really nice people to deal with.
Schock - La Grange, TX 78945
Review
Centex guys are great. Knowledgeable and pleasant people.
Schock - La Grange, TX 78945
Review
Daryl is very professional and experienced tech! He explained everything to me and my options!
Wiggins - La Grange, TX 78945
Review
Comes when they say they will and does what they need to do.
Schock - La Grange, TX 78945
Review
I called late morning and the service guy was there a few hours later. Knew what he was doing of course, took care of the problem. Daryl Wilson Very knowledgeable and polite.
Schock - La Grange, TX 78945
Review
AC review
Bugle - La Grange, TX 78945
Review
Diagnostic and repairs to be done. So far good impression. Repairs to be done after parts are in.
Schock - La Grange, TX 78945
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