HVAC Company In Lafayette, LA

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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 70 customer reviews

Customers say: The reviews exhibit a predominantly positive sentiment, with recurring themes of excellent service, professionalism, promptness, courtesy, and overall satisfaction. Customers express gratitude for the prompt attention, courteous and patient assistance, and the ability to explain technical issues in a clear and understandable manner. The technicians are praised for their knowledge, expertise, and ability to resolve problems efficiently. Additionally, the company's commitment to customer satisfaction is highlighted, with many customers indicating that they will recommend Smith Air Conditioning to others. Negative sentiments, if present, are not a clear recurring trend, and the overall tone is positive.

Job Locations and Reviews

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
Justin B.
Justin B. Checked in
cooling maintenance
Lafayette, LA 70503
Review
Justin is great!
Lynn - Lafayette, LA 70501
Justin B.
Justin B. Checked in
one time cleaning maintenance
Lafayette, LA 70501
Justin B.
Justin B. Checked in
heating maintenance
Lafayette, LA 70508
Justin B.
Justin B. Checked in
Completed a deep coil cleaning on a Lennox air conditioner in Lafayette, LA. The evaporator coil was heavily clogged with dust and debris, reducing efficiency. After cleaning, the system’s airflow improved significantly, and cooling performance was restored.
Lafayette, LA 70506
Review
Justin is doing a great job! Very competent, and a pleasure to deal with!
Greg - Lafayette, LA 70508
Justin B.
Justin B. Checked in
heating maintenance
Lafayette, LA 70508
Review
Very good
Chris - Lafayette, LA 70508
Justin B.
Justin B. Checked in
gas furnace not working.
Lafayette, LA 70508
Review
Justin is professional and proficient.
Harriet - Lafayette, LA 70506
Justin B.
Justin B. Checked in
heating maintenance
Lafayette, LA 70506
Justin B.
Justin B. Checked in
heating maintenance
Lafayette, LA 70507
Justin B.
Justin B. Checked in
heating maintenance
Lafayette, LA 70507
Review
Excellent service
Violet - Lafayette, LA 70501
Justin B.
Justin B. Checked in
ac not working
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
Review
Dallas is knowledgeable, keeps us informed and can be counted upon to timely complete the work. He is dependable.
Louis - Lafayette, LA 70508