(956) 247-0465
HVAC in San Antonio, TX: row of townhomes with outdoor AC condensers along the side

HVAC in San Antonio, TX

Trusted Heating & Cooling Service in San Antonio, TX

Reliable heating and cooling service for area residents and businesses, with same-day availability.

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Our technicians providing HVAC in San Antonio, TX

Experienced HVAC Pros You Can Count On

Local residents trust Laredo HVAC for no-AC and no-heat emergencies because we combine fast arrival times with thorough, professional workmanship.

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San Antonio HVAC, Done Right

For San Antonio residents, Laredo HVAC is the way around every bad HVAC experience you've heard about: the vague quotes, the mystery invoices, the replacement pitch for a system that needed a $40 part. That's not how we work. You talk to a real person, a technician shows up on time, the diagnosis is explained clearly, and the price is agreed before any work begins. Repairs, installations, duct cleaning, and seasonal maintenance, all handled by experienced pros who know the area.

Homeowner and technician reviewing a thermostat in San Antonio
The right thermostat settings cut run time without giving up comfort.

Complete Heating & Cooling Services for San Antonio Properties

We service every type of heating and cooling equipment you'll find in local homes and businesses, from central air conditioners and gas furnaces to heat pumps and ductless mini-splits. It makes no difference whether the building is a starter home, a townhome, or a storefront. Our techs know the local climate, the age and construction of local homes, and the code requirements that apply to new installations, which pays off in the quality of every repair.

Most homeowners we meet need one of three things: a repair, a replacement, or a seasonal tune-up. Repairs tend to be quick: a burned contactor, a corroded flame sensor, a refrigerant leak, or a worn-out blower motor. Replacements get a proper load calculation, not a guess based on the old unit's tonnage, which keeps temperatures even and stops the new equipment from short-cycling itself to an early death. Maintenance visits include coil cleaning, a refrigerant charge check, safety control testing, and a static pressure reading, and nothing does more to extend equipment life.

Commercial work makes up a large share of our work too. We service rooftop units, split systems, and ventilation equipment for restaurants, shops, offices, and multi-unit properties, and we know that every hour of downtime hurts your bottom line. To keep that downtime short, we carry common parts on every truck, diagnose fast, and schedule repairs around your operating hours whenever possible.

Fast HVAC Response in San Antonio

Heating and cooling failures rarely wait for a convenient day, which is why we offer prompt, flexible scheduling for most situations. When you call, you'll reach a real person who will get a technician headed to your property quickly. Our typical arrival window in the area is usually within a day for urgent calls, and a dead AC in a heat wave or a furnace out on a freezing night is the kind of call we move to the front of the line.

Common emergencies we handle include air conditioners blowing warm air, outdoor units that hum but won't start, furnaces that ignite and then shut down, breakers that trip whenever the system starts, iced-over evaporator coils, clogged condensate drains backing up into the furnace cabinet, and thermostats that have simply given up. Our trucks carry the capacitors, contactors, igniters, flame sensors, universal control boards, and fittings needed to complete most repairs in a single visit. We provide upfront pricing every time, so you know exactly what the work will cost before we begin.

Two common situations call for a quick step from you before our technician gets there. The first is an iced-over air conditioner: turn the system off at the thermostat and set the fan to "on" so warm indoor air thaws the coil, because running it frozen can flood the drain pan and hurt the compressor. The second is a furnace that keeps cycling on and off or produces a burning smell. Turn it off at the service switch and give us a call. That small step can save you from a far bigger repair.

Getting More Years From Your HVAC System in San Antonio

The best way to avoid a mid-season breakdown is routine maintenance. We recommend that homeowners replace filters every one to three months, keep shrubs and grass trimmed two feet back from the outdoor condenser, rinse the condenser coil each spring, and have a professional tune-up twice a year, cooling in spring and heating in fall, so small problems get caught while they're still inexpensive.

The age of your equipment matters just as much. With regular service, central air typically lasts 12 to 15 years, a furnace 15 to 20, and a heat pump 10 to 15. Once a system passes that range and starts acting up, like rising energy bills, rooms that never reach the setpoint, or one repair after another, it's time to plan a replacement. Replacing on your own schedule costs less and causes far less stress than an emergency swap during the worst heat wave of the year.

If comfort problems do show up, acting quickly keeps them small. A weak capacitor is a quick fix. The same capacitor ignored for a season can take the compressor with it and turn a minor repair into a full system replacement. It's smart to keep our number saved on your phone so you can reach us at the first sign of trouble. Early intervention saves time, money, and sleepless nights.

Comfort Challenges San Antonio Homeowners Face

Most local HVAC failures give warning signs before they happen. A breaker that trips more than once, a condenser that hums louder each month, rooms drifting further from the thermostat setting, a musty smell at startup. These are the early symptoms of failing capacitors, refrigerant leaks, dirty coils, and duct problems, and caught early they're an affordable repair. Left alone, they take out compressors and heat exchangers, the two most expensive parts in the system. We diagnose the cause, not just the symptom, so small problems stay small.

Your Go-To Heating & Air Team

As a locally-operated HVAC company, we understand the unique challenges homeowners here face. From capacitors that quit in a heat wave to igniters that fail on the first cold night, our technicians know what to look for and how to fix it.

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Don't wait for a struggling system to quit completely. We respond quickly across the area and nearby neighborhoods.

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Our Local HVAC Services

We provide a full range of residential and commercial HVAC services to residents across the community, including:

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One call connects you with our team and a clear plan for your comfort issue.

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The Reason San Antonio Keeps Calling Us

Plenty of companies will happily sell you a new system. Laredo HVAC earns trust around here by fixing the ones that don't need replacing and being straight about the ones that do. Our technicians diagnose the actual fault before quoting anything, explain your options in plain terms with real numbers, and leave the decision to you. When replacement is the right call, we size the new system with a proper load calculation based on your home's real heating and cooling load, square footage, insulation, windows, and duct capacity, instead of defaulting to whatever's in the warehouse.

The workmanship holds up because we don't cut corners: correct refrigerant charge weighed in rather than guessed, sealed duct connections, proper condensate drainage, verified combustion and airflow on heating equipment, and clean electrical work that passes inspection without drama. We show up when we said we would, cover your floors, haul away the old equipment, and test the full system in every mode before we leave. It's why so much of our local work comes from repeat customers and referrals, and why we back every job with a satisfaction guarantee.

Technician going over a written estimate with homeowners in San Antonio, TX

Your HVAC Questions Answered

Yes. We repair every major brand of air conditioners, furnaces, heat pumps, and ductless mini-splits. When a system is past repair, we handle the entire replacement: removing and disposing of the old equipment, putting in a correctly sized new system, and testing it in every mode. You get a clear quote for each option before you decide.
Every quote comes before any work starts, so you know the price up front. As a general range, typical repairs cost $150 to $650 depending on the part and system, and complete new systems run roughly $5,000 to $12,000 installed depending on size and efficiency. Your exact price comes from a diagnostic visit at your home, and the price you approve is what you pay, with no surprise line items.
Most calls get a same-day appointment, and a home with no heat or no cooling moves to the top of our list. When you reach us at (956) 247-0465, we'll give you a realistic arrival window, and because the technician shows up with capacitors, contactors, igniters, and motors on the truck, the job usually wraps up in one trip.
First, rule out the easy stuff. Confirm the thermostat is in cooling mode with good batteries, replace the filter if it's dirty, and look at the breakers for the indoor and outdoor units. Ice on the copper lines or an outdoor unit that hums without running means it's time to shut the system off, since running it risks damaging the compressor. Call us at (956) 247-0465 and we'll send a technician your way without delay.
Absolutely. Mini-splits are a great fit for additions, garages, sunrooms, and older homes that never had ductwork. We size each zone to the room it serves, place the indoor and outdoor units carefully, and take care of the line set, condensate drainage, and electrical connections properly. If a ducted system serves you better, we'll tell you that too.
It depends on two things: how old the system is and what actually broke. A system under about 10 years old is almost always worth repairing. Once it's past 15 years, or if the compressor or heat exchanger goes, a new system is usually the better use of your money, especially once you factor in the efficiency gains of modern equipment. Our technicians lay out both numbers honestly and leave the decision to you.
We work on just about everything installed in local homes, from Carrier, Trane, and Lennox to Rheem, Goodman, and York, as well as ductless systems from Mitsubishi, Fujitsu, and LG. The universal parts on our trucks fit most units, and if a job needs a factory part, we can source it quickly.
We do offer twice-a-year maintenance across the area. The spring visit focuses on cooling: cleaning the coils, verifying the refrigerant charge, testing the capacitor, and measuring airflow. The fall visit covers heating: burner cleaning, a combustion check, and safety control testing. Staying on that schedule extends equipment life, heads off breakdowns during the worst weather of the year, and usually pays for itself in lower energy bills.

Also Serving Nearby Communities

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HVAC Service You Can Count On

Reach us today and get your comfort back with dependable, no-nonsense service.

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