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HVAC Company In Lafayette, LA

Hvac Condesnsor Getting Worked On

Fast and Dependable AC Repair & HVAC Replacement in Lafayette, LA

Trusted by homeowners across Lafayette and Acadiana for fast repairs, honest recommendations, and proven results—backed by real local reviews. As the heart of Cajun Country and Louisiana's fourth-largest city, Lafayette demands HVAC service that matches its vibrant energy. Smith Air Conditioning proudly serves homes and businesses throughout Lafayette Parish with the professionalism this growing community deserves.

From downtown to Oil Center, from the University area to every neighborhood, call 337-363-1866 or contact us online.

Heating & Air Conditioning Services We Provide in Lafayette, LA

When your comfort is on the line, you need an HVAC company that responds quickly and gets it right the first time. Smith AC provides complete heating and air conditioning services in Lafayette, including emergency repairs, system replacements, and ongoing maintenance.

  • AC repair and emergency air conditioning service

  • Furnace and heater repair

  • AC installation and replacement

  • HVAC system replacement and upgrades

  • Preventive HVAC maintenance and tune-ups

What Makes Lafayette's Climate Challenging For HVAC Systems?

Humidity & Heat Stress HVAC Equipment

  • Extended Cooling Season: Lafayette's AC systems run 8-9 months yearly from April through November, putting substantially more wear on equipment than most other regions experience.
  • High Humidity Levels: Louisiana humidity forces HVAC systems to work harder removing moisture from the air, and inadequate dehumidification leaves homes feeling uncomfortable despite cool temperatures.
  • Temperature Extremes: Summer highs regularly exceed 95 degrees with heat indices over 105, pushing systems to their limits, maintaining comfortable indoor temperatures.

Storm-Related HVAC Concerns

  • Sudden Weather Changes: Rapid transitions between seasons and unexpected cold snaps require systems that reliably provide both heating and cooling on demand.
  • Storm Season Challenges: Hurricane season brings power outages, flooding risks, and potential equipment damage that Lafayette homeowners must prepare for annually.

How Do I Choose An HVAC Contractor In Lafayette?

With many companies serving Acadiana, selecting the right contractor requires knowing what to look for.

  • Verify Louisiana State Licensing: Contractors must hold proper licenses for HVAC work in Louisiana, and you can verify their status through the State Licensing Board for Contractors.
  • Check Insurance & Bonding: Reputable companies carry liability insurance and workers' compensation, protecting you from claims if someone gets injured working on your property.
  • Read Recent Online Reviews: Look beyond star ratings to actually read reviews from the past 6-12 months, paying attention to how companies handle problems and complaints.
  • Get Multiple Detailed Estimates: Obtain written estimates from at least three companies, comparing not just price but also equipment specifications, warranties, and scope of work included.
  • Avoid High-Pressure Sales: Companies pushing you to sign immediately or offering deals that expire today care more about closing sales than providing value to Lafayette homeowners.

What's The Best Temperature Setting For Lafayette Homes?

Balancing comfort and energy costs in Louisiana's climate requires smart thermostat management.

  • Summer Settings Around 76-78 Degrees: These temperatures keep most people comfortable while avoiding the excessive energy costs of trying to maintain 70-72 degrees against Acadiana heat.
  • Raise Temperature When Away: Bumping the thermostat to 80-82 degrees while you're at work or away prevents waste without putting excessive strain on your system to recover.
  • Winter Settings At 68-70 Degrees: Our mild winters mean you can stay comfortable without high heating costs, and adding layers works better than cranking up the heat unnecessarily.
  • Use Programmable Thermostats Effectively: Automatic temperature adjustments based on your schedule save money without requiring you to remember manual changes morning and evening.
  • Avoid Extreme Adjustments: Setting your thermostat to 65 degrees doesn't cool your Lafayette home faster—it just makes your system run longer and waste energy overshooting your target.

Why Is My HVAC System Freezing Up In Lafayette?

Ice formation on your air conditioner isn't normal and indicates problems requiring immediate attention.

  • Restricted Airflow From Dirty Filters: Clogged filters prevent adequate air from crossing your evaporator coil, causing the coil temperature to drop below freezing and ice forms rapidly.
  • Low Refrigerant From Leaks: Insufficient refrigerant drops system pressure and temperatures, causing moisture in passing air to freeze solid on the coil instead of condensing normally.
  • Blower Motor Problems: A failing blower motor that can't move enough air across the coil creates the same freezing conditions as a severely clogged filter.
  • Blocked Return Air Flow: Furniture, curtains, or closed vents blocking return grilles starve your system of airflow, leading to frozen coils and drastically reduced cooling capacity.
  • Shut Down & Call Immediately: Continuing to run a frozen system can permanently damage your compressor, so turn it off and call 337-363-1866 for service right away.

Choose Smith AC For Lafayette HVAC Excellence

From Festivals Acadiens et Créoles to everyday comfort in your home, we're proud to serve Lafayette and Acadiana with professional service and southern hospitality.

Call 337-363-1866 or contact us online today for HVAC service that lives up to Lafayette's standards.

Recent Jobs and Reviews in Lafayette, LA

Rated 4.9 out of 5 stars based on 71 customer reviews

Customers say: The overall sentiment expressed across these reviews is overwhelmingly positive, reflecting high levels of customer satisfaction and appreciation. Customers consistently praise the professionalism, knowledge, and courtesy demonstrated by the service technicians, highlighting their ability to communicate clearly and explain technical issues in understandable terms. A dominant theme throughout the feedback is the speed and efficiency of service, with many customers expressing gratitude for quick response times, timely repairs, and same-day solutions—even during emergency situations on weekends. The technicians are frequently described as polite, well-mannered, and personable, creating a comfortable and trustworthy service experience. Customers repeatedly emphasize the thoroughness of inspections and repairs, as well as the transparency in explaining problems, options, and costs before work begins, which fosters confidence and trust. The company earns strong recommendations and expressions of loyalty, with several customers noting their intention to use the service again and their satisfaction across multiple visits. The tone is enthusiastic and appreciative, with customers feeling their systems are in capable hands and that they receive honest, fair treatment. Overall, the reviews reflect a company that consistently delivers reliable, professional, and customer-focused air conditioning services that exceed expectations.

Job Locations and Reviews

Dallas D.
Dallas D. Checked in
Pulled up to a home near the Kaliste Saloom corridor in Lafayette where the homeowner had noticed a water stain spreading across the ceiling of the hallway below the air handler and called before it got any worse. The condensate drain had backed up from algae growth and the overflow had found a path into the ceiling drywall before the float switch triggered. Cleared the primary drain, treated it with algaecide, checked and reset the float switch, and ran a secondary drain line from the overflow pan to a visible discharge location so any future backup would be obvious rather than silent. Nobody wants a ceiling repair and an HVAC bill at the same time in the middle of a Lafayette summer.
Lafayette, LA 70508
Hunter R.
Hunter R. Checked in
Arrived at a home in the River Ranch area of Lafayette where the homeowner said the indoor air felt heavy and stuffy despite the AC cooling to the set temperature, and the family had been dealing with more frequent allergy symptoms and lingering odors all summer long. The system was cooling fine. This was a pure indoor air quality issue compounded by South Louisiana summer humidity cycling through the home all day. Installed a whole-home air purifier in the air handler, connected the control wiring, and verified operation through a full blower cycle before walking the homeowner through the maintenance schedule. The air through the supply vents smelled noticeably different before I finished writing up the ticket.
Lafayette, LA 70508
Justin B.
Justin B. Checked in
Responded to a two-story office building on the Ambassador Caffery corridor in Lafayette where the property manager said the second-floor zone had stopped cooling entirely on a Monday morning while the first-floor unit was still running fine. Inspected the rooftop unit serving the second floor and found a failed condenser fan motor that had been letting the compressor run against high head pressure until it tripped thermal overload. Replaced the fan motor and matching run capacitor, cleaned the condenser coil while the unit was open, and tested cooling output under occupied load conditions to confirm the second floor was returning to a workable temperature. Nobody gets much done in a second-floor office in Lafayette in the middle of summer without air conditioning.
Lafayette, LA 70508
Tyler P.
Tyler P. Checked in
Responded to a home in the Couret Farms community over in Carencro where the homeowner had been wanting a whole-home standby generator before another summer storm season got away from them. Last year they lost power for three days after a storm came through and the homeowner was not going to let that happen again with elderly family members in the house. Assessed the service panel for transfer switch compatibility, coordinated the gas connection, installed the Generac unit on a properly prepared concrete pad, wired the automatic transfer switch to the main panel, and ran a full simulated outage to confirm the generator picked up the household load within seconds. Acadiana storm season waits for no one and this family is ready for it now.
Lafayette, LA 70507
Hunter R.
Hunter R. Checked in
Arrived on site to perform HVAC system replacement service as requested by the homeowner. Removed the existing heating and cooling equipment and installed a new Carrier HVAC system, including the furnace, evaporator coil, and outdoor condenser. Completed all necessary refrigerant, electrical, condensate, and control connections. Evacuated and charged the system, then tested operation to verify proper heating and cooling performance. Confirmed the system was functioning correctly and cleaned the work area upon completion.
Lafayette, LA 70503
Review
I would like to highly recommend Justin Buteaux, technician with Smith Air Conditioning, Inc. Justin has always been very professional, well trained, and hard working whenever he has serviced my system. He takes the time to carefully perform his testing and inspections, and he clearly explains his findings in a way that is easy to understand. I especially appreciate that Justin explains what he believes is needed, why it is needed, and the expected costs before any work is done. That gives me confidence that I am making informed decisions and being treated honestly and fairly. I have always felt comfortable with Justin working on my system because he consistently shows concern for doing quality work and protecting my interests as a customer. It is clear that he takes pride in his work and wants to make sure the job is done correctly the first time. Smith Air Conditioning, Inc. is fortunate to have a technician of Justin’s caliber representing their company. Louis
Louis - Lafayette, LA 70507
Justin B.
Justin B. Checked in
Cooling maintenance
Lafayette, LA 70507
Justin B.
Justin B. Checked in
Cooling maintenance
Lafayette, LA 70508
Justin B.
Justin B. Checked in
Cooling maintenance
Lafayette, LA 70506
Hunter R.
Hunter R. Checked in
AC Repairs: Responded to a residential service call on a Carrier system at a home in Lafayette after the unit was intermittently shutting off during cooling cycles. Inspected the outdoor condenser and found a failing contactor with pitted contacts causing unreliable compressor engagement. Replaced the defective contactor, tightened low-voltage connections, and tested system operation through multiple cycles. Verified consistent startup, stable operation, and proper cooling performance restored throughout the home.
Lafayette, LA 70508
Justin B.
Justin B. Checked in
Heating maintenance
Lafayette, LA 70508
Review
Justin went above and beyond in service, knowledge, thoroughness, and professionalism.
Mary - Lafayette, LA 70501
Justin B.
Justin B. Checked in
HVAC Repair Service: A homeowner reported that their thermostat display had suddenly gone blank, causing the HVAC system to stop responding. After inspecting the unit, I found a blown low-voltage fuse in the air handler that was preventing power from reaching the thermostat. I replaced the fuse, checked the control wiring for additional faults, and confirmed proper voltage to the thermostat. Once restored, the thermostat powered on normally and the HVAC system resumed full operation.
Lafayette, LA 70501
Review
Justin was very professional and thorough. He always does a great job of taking care of my our HVAC system.
Erin - Lafayette, LA 70503
Justin B.
Justin B. Checked in
Heating maintenance
Lafayette, LA 70503
James M.
James M. Checked in
HVAC service
Lafayette, LA 70508
Dallas D.
Dallas D. Checked in
Replaced ac and gas heater
Lafayette, LA 70506
Review
Serviceman Justin is always supremely professional. He and Smith are trusted members of my home maintenance team.
Harriet - Lafayette, LA 70506
Response from Smith Air Conditioning :

Hi Harriet, Thank you for your trust and loyalty! We’re glad Justin and our team continue to provide the professionalism and care you can count on. It’s our pleasure to support your comfort, and look forward to being there for all your HVAC needs ahead. -The Smith Team

Justin B.
Justin B. Checked in
Cooling maintenance
Lafayette, LA 70506
Review
Justin was outstanding in his work. 7 hours worth of excellent work. If you need AC work done on your unit call Smith AC
Raymond - Lafayette, LA 70503
Justin B.
Justin B. Checked in
Air Conditioning Repairs: Arrived at the client’s home to address the AC system not cooling. Diagnosed the unit with an inoperable compressor preventing proper refrigerant circulation. Recharged the refrigerant, removed the faulty compressor, and installed a new one. Tested the system to manufacturer specifications, tested for leaks, and verified proper operation and cooling performance. Informed the client that the repair was successful and the system is now functioning efficiently.
Lafayette, LA 70503
Dallas D.
Dallas D. Checked in
I replaced a faulty compressor in a residential air conditioning system today. The compressor was causing the unit to overheat and fail to cool properly. After installing a new, high-quality compressor, the system is now running efficiently, restoring reliable, consistent cooling throughout the home. Regular maintenance can help prevent these costly compressor issues.
Lafayette, LA 70508
Justin B.
Justin B. Checked in
Our team cleaned the condenser coils on a Lennox AC unit, boosting cooling performance and lowering energy bills in the hot summer weather.
Lafayette, LA 70508
Hunter R.
Hunter R. Checked in
Customer’s thermostat was blank. Checked the 5-amp fuse on the control board and found it blown due to a short in the wire bundle. Isolated the shorted wire, replaced the fuse, and secured all connections. System powered back up and resumed normal cooling function. Suggested surge protection to prevent future issues.
Lafayette, LA 70508
Review
Great experience! Justin was friendly & very professional.
Laura - Lafayette, LA 70506
Justin B.
Justin B. Checked in
Installing Trane XV20i variable-speed air conditioning system with TruComfort technology. Upgrading electrical service for higher amperage requirements and installing communicating thermostat. System automatically adjusts capacity based on cooling demand. Features precise humidity control and enhanced indoor air quality management.
Lafayette, LA 70506
Justin B.
Justin B. Checked in
Conducting annual maintenance on Lennox XC20 air conditioning system with communicating controls. Cleaning variable-speed blower motor and inspecting condensate drain system. Found minor blockage in drain line causing water backup into drain pan. Cleared obstruction and tested drainage flow. Calibrated system controls for optimal cooling efficiency and humidity removal.
Lafayette, LA 70506
Review
He is patient explaining what’s wrong and how things work. He answered questions patiently.
Jennifer - Lafayette, LA 70508
Hunter R.
Hunter R. Checked in
HVAC SERVICE
Lafayette, LA 70508
Review
Justin was pleasant and professional. He offered some suggestions for upcoming unit needs
Deborah - Lafayette, LA 70506
Justin B.
Justin B. Checked in
cooling maintenance
Lafayette, LA 70506
Hunter R.
Hunter R. Checked in
HVAC SERVICE
Lafayette, LA 70507
Review
Excellent Service!
Regina - Lafayette, LA 70507
Justin B.
Justin B. Checked in
cooling maintenance
Lafayette, LA 70507
Review
Justin was very polite and easy to communicate with.
Erin - Lafayette, LA 70503
Review
Justin is great!
Lynn - Lafayette, LA 70501
Review
Justin is doing a great job! Very competent, and a pleasure to deal with!
Greg - Lafayette, LA 70508
Review
Very good
Chris - Lafayette, LA 70508
Review
Justin is professional and proficient.
Harriet - Lafayette, LA 70506
Review
Excellent service
Violet - Lafayette, LA 70501
Review
Great technician
Erin - Lafayette, LA 70503
Review
Dylan Campbell is the best technician. He is very professional, knowledgeable and friendly. Definitely recommend him for service repairs.
Linda - Lafayette, LA 70506
Review
Excellent professional service
Kathy - Lafayette, LA 70506
Review
Excellent service
Valerie - Lafayette, LA 70508
Review
Excellent Service!
JPG - Lafayette, LA 70503
Review
Had an issue with the heater not working properly and the young man was able to find and fix the problem. He was very professional and he answered questions about the issue. He was a pleasure to have working on the heater and if there are any issues in the future I hope that he will return.
Sheralyn Courtney - Lafayette, LA 70508
Review
Fast and reasonable prices
Terry - Lafayette, LA 70503
Review
Fast service on the weekend
Valerie - Lafayette, LA 70508
Review
Dallas explained everything in good detail
Minette - Lafayette, LA 70508
Review
Great service!
Regina - Lafayette, LA 70507