Top Emergency HVAC Services in Saint Louis, MO,  63101  | Compare & Call

Saint Louis HVAC Company

Saint Louis HVAC Company

Saint Louis, MO
Emergency HVAC Services

Phone : (888) 996-4787

Homeowners in Saint Louis, Missouri rely on Saint Louis HVAC Company for heating and cooling repairs, tune-ups, and system replacements. The focus stays on accurate diagnosis and practical solutions.
FEATURED
Cheap Heating & Air Conditioning

Cheap Heating & Air Conditioning

Saint Louis MO 63102
Heating & Air Conditioning/HVAC

In Saint Louis, MO, Cheap Heating & Air Conditioning provides reliable HVAC services for heating and cooling needs. Their skilled team offers trustworthy repairs and maintenance to the local community, including Hazelwood and Bel Nor. Known for dependable service, they handle everything from routine check-ups to urgent system fixes, helping keep homes comfortable year-round.

Averill Heating & Air Conditioning

Averill Heating & Air Conditioning

★★★★☆ 4.2 / 5 (5)
10645 Liberty Ave, Saint Louis MO 63132
Heating & Air Conditioning/HVAC

Averill Heating & Air Conditioning has provided reliable HVAC installation, repair, and maintenance to Saint Louis, MO since 1973. This locally owned company is known for trustworthy service and skilled technicians who care for your home. They are a licensed and insured resource for your heating and cooling needs, dedicated to complete customer satisfaction across the St. Louis metro area.

Ambient Air

Ambient Air

★★★★☆ 4.3 / 5 (6)
Saint Louis MO 63116
Heating & Air Conditioning/HVAC, Water Heater Installation/Repair

In Saint Louis, MO, Ambient Air LLC is a trusted HVAC company with over 23 years in the field. This veteran-owned business offers installation, repair, and maintenance for heating and cooling systems, with extended weekday hours for service. Their BBB A+ accreditation reflects their commitment to reliable, code-compliant work for both homes and businesses.

Vasill Air Conditioning

Vasill Air Conditioning

★★★★☆ 4.3 / 5 (6)
6642 Gravois Ave, Saint Louis MO 63116
Heating & Air Conditioning/HVAC

Vasill Air Conditioning is a trusted HVAC company serving Saint Louis, MO. Since 1961, this family-owned business has provided reliable heating and cooling installation, repair, and replacement. Their skilled technicians offer prompt service for both scheduled maintenance and urgent repairs to keep homes comfortable year-round.

Total Comfort HVAC

Total Comfort HVAC

★★★☆☆ 3.3 / 5 (10)
2325 Grissom Dr, Saint Louis MO 63146
Heating & Air Conditioning/HVAC

For over 30 years, Total Comfort HVAC has provided trusted heating and cooling services in Saint Louis, MO. Skilled technicians handle installation, repairs, and maintenance. Founded in 1982, this locally-owned company is known for reliable work and professional service for your home or business.

Meyer Heating and Air

Meyer Heating and Air

★★★★☆ 4.1 / 5 (19)
11134 Lindbergh Business Ct Ste D, Saint Louis MO 63123
Heating & Air Conditioning/HVAC

Meyer Heating and Air is a family-owned Saint Louis, MO HVAC company with over 20 years of experience. They offer installation, repair, and maintenance services for heating and cooling systems. As a licensed and insured Ruud dealer, they provide reliable solutions and are a trusted choice for over 1,000 local customers.

American Boiler & Mechanical

American Boiler & Mechanical

★☆☆☆☆ 1.0 / 5 (1)
4950 Bischoff Ave, Saint Louis MO 63110
Heating & Air Conditioning/HVAC, Metal Fabricators, Insulation Installation

American Boiler & Mechanical is a trusted Saint Louis, MO provider of commercial and industrial mechanical services. Since 1973, their skilled team has offered boiler repair, metal fabrication, and insulation installation. With over 85 service vehicles, they provide reliable 24/7 emergency support to keep operations running for clients across the region.

Century Heating and Cooling

Century Heating and Cooling

★★★☆☆ 3.0 / 5 (4)
3500 Indiana Ave, Saint Louis MO 63118
Heating & Air Conditioning/HVAC

Century Heating and Cooling is a trusted HVAC company serving Saint Louis, MO and nearby areas like Lemay. They provide reliable heating and air conditioning services with skilled technicians available for emergency repairs, helping keep homes comfortable year-round.

R F Schraut Heating & Cooling

R F Schraut Heating & Cooling

★★★★★ 5.0 / 5 (2)
10926 Lin Valle Dr, Saint Louis MO 63123
Heating & Air Conditioning/HVAC

For trusted HVAC service in Saint Louis, MO, choose R F Schraut Heating & Cooling. This family-owned company has provided reliable heating and air conditioning repair since 1982. As an authorized Carrier Dealer, their certified technicians handle system installation, maintenance, and repair, ensuring your home comfort.

Superior Heating & Cooling

Superior Heating & Cooling

3410 Hamilton Ave, Saint Louis MO 63120
Heating & Air Conditioning/HVAC

Superior Heating & Cooling provides reliable HVAC solutions for Saint Louis, MO residents. Their team of skilled technicians offers heating and air conditioning services across the Saint Louis area. They are a trusted local resource for system maintenance, repairs, and installations. Available for urgent calls, they help keep homes comfortable year-round.



HVAC Service in Saint Louis, MO: Your Local Guide for Year-Round Comfort

Living in Saint Louis means facing the full range of Midwestern weather. One day it’s a humid, 95-degree summer scorcher, and the next, a polar vortex can send temperatures plunging below freezing. When your home's comfort system fails during these extremes, you need help fast. This guide is for Saint Louis homeowners looking to understand HVAC service, from routine maintenance to emergency repairs. Whether you’re in the historic brick homes of Soulard, a newer subdivision in Chesterfield, or a condo downtown, we’ll cover what you need to know about reliable HVAC service in Saint Louis, MO.

What Does Full HVAC Service Mean for Saint Louis Homes?

HVAC service isn’t just fixing something when it breaks. It’s a full spectrum of care for your heating, ventilation, and air conditioning system. For Saint Louis residents, this typically includes seasonal tune-ups in the spring and fall, same-day repairs for sudden problems, and 24/7 emergency response for true crises. Think of it like taking care of your car: regular oil changes prevent major engine failure. A professional HVAC service visit might involve cleaning coils, checking refrigerant levels, testing safety controls on your furnace, and ensuring everything runs efficiently to handle our sticky summers and cold winters.

What Qualifies as a Real HVAC Emergency?

Not every HVAC problem requires a midnight service call. A true emergency is about safety and preventing major damage. In Saint Louis, we consider these situations emergencies:

  • No Heat During Freezing Weather: If your furnace quits when it's 20 degrees out, especially with children or elderly family members at home.
  • AC Failure During a Heatwave: When the heat index is over 100°F and your AC stops cooling.
  • Gas Smells or Suspected Carbon Monoxide: Any odor of natural gas or if your CO alarm is sounding.
  • Electrical Burning Smells or Smoke: Coming from your furnace, air handler, or thermostat.
  • Major Water Leaks from Your AC: A clogged condensate line can cause water to pour from your indoor unit, risking ceiling and floor damage.

If you experience any of these, it’s time to call for emergency HVAC service immediately.

How Saint Louis Climate and Housing Challenge Your System

Our unique climate puts extra stress on HVAC equipment. The high summer humidity makes ACs work harder, often leading to frozen coils. Winter ice storms and salt air from treated roads can corrode outdoor units. Older homes in neighborhoods like The Hill or Lafayette Square might have aging gas furnaces or boiler systems that need careful maintenance, while newer homes in Ballwin or St. Charles often use high-efficiency heat pumps. From central AC and gas furnaces to ductless mini-splits in home additions, knowing your system type helps when you need service.

Common HVAC Problems We See in Saint Louis

Homeowners across the region often call us for similar issues. In the summer, we get many calls for ACs that aren’t cooling, often due to a failed capacitor or a refrigerant leak. Just last July, a family in Kirkwood had their AC freeze solid during a humid spell because of a dirty air filter. In the winter, furnaces that won’t ignite are common, frequently caused by a dirty flame sensor or a faulty igniter. Another frequent issue is the AC leaking water inside the house, which usually points to a clogged condensate drain line—a quick fix if caught early, but it can cause water damage in a basement or crawlspace.

Emergency, Same-Day, or Routine Service: Knowing the Difference

Understanding when to call for what type of HVAC service is key. If your AC is blowing slightly warm air on a mild 80-degree day, a same-day or next-business-day appointment is usually fine. This is standard HVAC repair. If that same failure happens during a dangerous heat advisory, it becomes an emergency. For routine needs like an annual furnace check-up or replacing a thermostat, scheduling during regular business hours is perfect. The goal is to match the urgency of the service to the situation, ensuring safety and comfort without unnecessary emergency fees when possible.

A Transparent Look at HVAC Service Costs in Saint Louis

We believe in clear, upfront pricing. Most HVAC service calls start with a diagnostic fee, typically between $80 and $120, to pinpoint the problem. For emergency service after hours, on weekends, or holidays, there is an additional emergency call-out fee, which can range from $100 to $200. Labor rates for emergency times are often 1.5 to 2 times the standard rate. Parts are priced separately. For example, a common repair like replacing a furnace igniter on a weekday might cost $250-$400 total. An emergency capacitor replacement for an AC on a Sunday afternoon in July might range from $400-$600. These are estimates, and your final cost depends on the specific repair and parts needed.

Signs You Need Immediate HVAC Service

  • No heat during freezing Saint Louis winter weather.
  • Carbon monoxide alarm is beeping or has activated.
  • You smell a strong odor of natural gas near the furnace.
  • Seeing smoke or smelling burning from HVAC equipment.
  • Water is pooling from your indoor air handler or AC unit.
  • Loud banging, screeching, or buzzing noises from the system.
  • Complete AC failure during a period of dangerous heat.

Safety Checklist While Waiting for Help

  • If you smell gas, evacuate the home immediately and call the gas company from outside.
  • If the CO alarm sounds, get everyone outside into fresh air and call 911.
  • If it is safe to do so, turn off the HVAC system at the thermostat and the circuit breaker.
  • Keep children and pets away from the malfunctioning equipment.
  • Move elderly family members or anyone with health concerns to a safe, temperate location if possible.

Remember: Never attempt to repair gas lines or high-voltage electrical components yourself.

Local Codes and Why Professional Service Matters

In Saint Louis and across Missouri, HVAC work must comply with specific codes. This includes proper furnace venting to prevent carbon monoxide hazards and EPA Section 608 certification for handling refrigerants. Major installations like a new furnace or AC often require a permit from the city or county. Using a licensed, insured HVAC service provider ensures the work is done safely, correctly, and up to code, protecting your home and your family.

What to Expect for Response Times in the Saint Louis Area

When you call for emergency HVAC service in Saint Louis, our goal is to have a technician on the road quickly. Typical response times can range from 60 to 180 minutes, depending on traffic, severe weather conditions, and your specific location relative to our dispatchers. We navigate the metro area, from I-64 to I-70 and I-270, to reach you as safely and swiftly as possible.

Your Trusted Partner for Saint Louis HVAC Service

From routine maintenance to urgent repairs, having a reliable local expert makes all the difference for your home’s comfort and safety. We’ve covered what HVAC service in Saint Louis, MO entails, how to handle emergencies, and what to expect. Your comfort is our priority, no matter the season.

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





Scroll to Top
CALL US NOW