Top Emergency HVAC Services in San Antonio, TX,  78023  | Compare & Call

San Antonio HVAC Company

San Antonio HVAC Company

San Antonio, TX
Emergency HVAC Services

Phone : (888) 996-4787

San Antonio HVAC Company offers HVAC repair and maintenance in San Antonio, Texas. The company works with common furnace and AC systems and provides clear recommendations without pressure.
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Johnson Air Conditioning

Johnson Air Conditioning

★★★★☆ 4.2 / 5 (5)
9703 McCullough Ave, San Antonio TX 78216
Heating & Air Conditioning/HVAC

Johnson Air Conditioning provides San Antonio, TX with skilled HVAC installation, repair, and maintenance. A family-run business since 1969, they offer trusted residential and commercial service, including 24-hour emergency support. Their team brings decades of experience to every job in the greater San Antonio area.

San Antonio Air Conditioning and Repair

San Antonio Air Conditioning and Repair

★★★★★ 5.0 / 5 (1)
889 E Market St, San Antonio TX 78205
Heating & Air Conditioning/HVAC

San Antonio Air Conditioning and Repair is a trusted local HVAC company serving San Antonio, TX. Their skilled technicians handle heating and cooling installations, maintenance, and repairs. Known for reliable service, they are available for urgent AC and furnace problems. For dependable climate control solutions, this team brings years of local experience to every job.

HVAC Quality Solutions

HVAC Quality Solutions

4730 Shavano Oak Ste 205, San Antonio TX 78249
Heating & Air Conditioning/HVAC, Air Duct Cleaning

HVAC Quality Solutions is a trusted heating and air conditioning company in San Antonio, TX. They provide reliable HVAC installation, repair, and maintenance, plus air duct cleaning. Their skilled technicians are ready to help with your system needs. They offer a valuable 16-point system check to keep your home comfortable.

Bam HVAC Company

Bam HVAC Company

San Antonio TX 78201
Heating & Air Conditioning/HVAC

Bam HVAC Company provides reliable heating and air conditioning services to San Antonio, TX. Their skilled technicians handle AC installation, repair, and maintenance for homes and businesses. They offer upfront pricing and are a trusted resource for AC tune-ups, filter sales, and MR COOL DIY mini-split support in the greater San Antonio area.

Mechanical Service Team

Mechanical Service Team

San Antonio TX 78226
Heating & Air Conditioning/HVAC

Mechanical Service Team provides reliable heating and air conditioning solutions in San Antonio, TX. Their licensed technicians handle HVAC installation, repair, and maintenance. They are a trusted local resource for system care, offering dependable service across the region.

Allstate Air and Heat

Allstate Air and Heat

★★★★★ 5.0 / 5 (12)
9559 Gladeview, San Antonio TX 78250
Heating & Air Conditioning/HVAC

Since 2002, Allstate Air and Heat has been the trusted HVAC company for San Antonio, TX. They specialize in system repair, new installations, and maintenance, providing reliable service to keep homes comfortable year-round. Owner Joe Sandoval and his skilled team are proud of their loyal customer base built over two decades of dependable work.

JRV Home Services

JRV Home Services

1113 E Houston St Ste A, San Antonio TX 78205
Heating & Air Conditioning/HVAC, General Contractors

JRV Home Services is a trusted HVAC and general contracting provider in San Antonio, TX. Offering 24/7 emergency repair and system installation, they bring reliable heating and cooling solutions to homeowners and businesses. Their straightforward approach and use of modern technology simplify HVAC services for residents across the greater San Antonio area.

Mojac AC

Mojac AC

San Antonio TX 78201
Heating & Air Conditioning/HVAC

Mojac AC provides trusted heating and air conditioning services to San Antonio, TX. Their skilled technicians handle HVAC installation, repairs, and maintenance for both homes and businesses. Known for reliable and efficient solutions, they serve a wide area across Central Texas, helping customers stay comfortable year-round with dependable service.

KM HandyMan

KM HandyMan

★★★★☆ 3.7 / 5 (3)
San Antonio TX 78228
Handyman, Heating & Air Conditioning/HVAC, Water Heater Installation/Repair

For San Antonio, TX, KM HandyMan provides reliable handyman and HVAC service. With over 20 years of local experience, Kevin Martin offers skilled repairs for plumbing, water heaters, and drywall. Available seven days a week for your projects, this trusted technician handles installations and urgent fixes, waiving the diagnostic fee with repair.

Quality Air Designs

Quality Air Designs

★★★★☆ 4.0 / 5 (4)
2624 Rigsby Ave, San Antonio TX 78222
Heating & Air Conditioning/HVAC

Quality Air Designs provides reliable heating and air conditioning services for San Antonio, TX. Their skilled technicians handle everything from routine maintenance to emergency repairs. Trusted by homeowners in San Antonio and China Grove, this established HVAC company focuses on dependable, effective solutions for your home comfort needs.



A Guide to Reliable HVAC Service in San Antonio, TX

When the San Antonio heat index climbs over 100°F or a rare South Texas freeze rolls through, your home's comfort system isn't just a luxury—it's essential. This guide will help you understand everything about HVAC service in San Antonio, TX, from routine maintenance to handling a late-night emergency. Whether you're in Alamo Heights, Stone Oak, or downtown, knowing your options brings peace of mind.

What HVAC Service Covers for San Antonio Homeowners

HVAC service here is a year-round partnership. It starts with preventive maintenance, like our spring AC tune-up before the brutal summer and a fall furnace check before any chilly spells. But it also means being ready for repairs, big and small. For many local families, it includes the critical safety net of 24/7 emergency HVAC service. We provide same-day HVAC service for those urgent but not life-threatening issues, like an AC struggling on a hot day. Think of it as full-spectrum care for your home's heating and cooling, tailored to our unique climate.

Defining a True HVAC Emergency in Our Community

Not every problem requires a midnight call. A true emergency puts your home, safety, or health at immediate risk. In San Antonio, we consider these situations emergencies: a complete loss of heat when temperatures are near or below freezing; a total AC failure during a dangerous heatwave; any smell of gas or a carbon monoxide alarm sounding; visible smoke or strong burning odors from the unit; or a major water leak from your indoor AC unit that's causing flooding. In these cases, waiting until morning isn't safe.

How San Antonio's Climate Tests Your HVAC System

Our weather is tough on equipment. The relentless summer heat and humidity force AC units to run constantly, leading to wear on compressors and clogged condensate drains. Our dusty environment and high pollen count can quickly dirty filters and coils, reducing efficiency. In older neighborhoods like King William or Monte Vista, you might find aging gas furnaces that need careful monitoring. Newer homes in areas like The Dominion often use heat pumps, which work hard in both summer and our mild winters. Whether it's a central system, a ductless mini-split, or a packaged unit, the local elements demand vigilant HVAC service.

Common HVAC Issues We See Across San Antonio

We've helped thousands of local homeowners. Just last summer, a family in Leon Valley called because their AC was blowing warm air on a 105°F day—a failing capacitor was the culprit, a common fix. In winter, a homeowner in Terrell Hills had no heat; a dirty flame sensor in their furnace just needed cleaning. Other frequent calls include AC units leaking water inside (usually a blocked drain line), frozen evaporator coils from low refrigerant, and thermostats failing due to power surges from our occasional storms. We also take carbon monoxide risks seriously, especially in homes with older gas appliances.

Emergency HVAC vs. Same-Day vs. Routine Service: Knowing When to Call

This is key for any homeowner seeking HVAC service. Call for emergency HVAC service immediately for the safety issues listed above. For same-day HVAC service, think of problems like reduced cooling on a hot day, strange noises during operation, or a thermostat that's acting up—you need it fixed quickly, but it's not an immediate danger. Schedule routine HVAC service for your seasonal tune-ups, minor airflow concerns, or planning a system replacement. Understanding this difference helps you get the right help at the right time.

Understanding HVAC Service Costs in San Antonio

We believe in transparency. Most service calls begin with a standard diagnostic fee, which covers the technician's time to pinpoint the problem. For emergency or after-hours calls, there is typically an emergency call-out fee on top of that, and labor rates may be higher. Hourly labor, plus the cost of any parts, makes up the remainder. For example, a common daytime AC repair like replacing a capacitor might cost between $250-$400. An emergency furnace repair on a cold night, involving a new ignitor and after-hours rates, could range from $500-$800. These are estimates; we always provide a clear quote before any work begins.

Signs You Need Immediate HVAC Service

  • No heat during freezing weather.
  • Your carbon monoxide alarm is sounding.
  • You smell natural gas or rotten eggs (mercaptan odorant).
  • You see smoke or smell burning electrical odors from the unit.
  • Water is pooling from your indoor AC unit or air handler.
  • There are loud banging, screeching, or buzzing noises.
  • Your AC has completely failed during a period of dangerous heat.

Safety Checklist While You Wait for Help

  • If you smell gas, evacuate immediately and call your gas company from outside.
  • If the CO alarm sounds, get everyone, including pets, outside to fresh air and call 911.
  • If it's safe to do so, turn off the HVAC system at the thermostat and the circuit breaker.
  • Keep away from any electrical components that are sparking or smoking.
  • Move children, elderly family members, or anyone with health conditions to a safe, temperate location.
  • Remember: never attempt repairs on gas lines or high-voltage electrical components yourself.

Local Codes and Why Professional Service Matters

San Antonio and Bexar County have specific codes for HVAC work. Proper furnace venting is critical to prevent CO poisoning. Handling refrigerant, required for AC and heat pump service, requires an EPA 608 certification. Major installations like a new system often need a permit from the city. Using a licensed, insured HVAC service provider ensures the work is done safely, correctly, and in compliance with all local regulations—protecting your home and your investment.

What to Expect for Response Times in San Antonio

When you call for emergency HVAC service, our goal is to have a technician dispatched and on the road quickly. In the San Antonio metro area, typical response times can range from 60 to 180 minutes, depending on traffic, severe weather, and your specific location relative to our technicians. We navigate major arteries like I-10, I-35, Loop 1604, and US-281 to reach neighborhoods from the Medical Center to Schertz as fast as safely possible.

Your Local Partner for Home Comfort and Safety

Navigating HVAC service in San Antonio, TX, requires a local partner who understands our weather, our homes, and the urgency when things go wrong. From planned maintenance to urgent repairs, we're here to keep your family safe and comfortable year-round.

San Antonio Emergency HVAC provides trusted HVAC service in San Antonio, TX, including 24/7 emergency response and same-day repairs. Call (888) 996-4787 now for immediate dispatch.





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