Emergency HVAC O'Fallon

Find the best Emergency AC Repair in O'Fallon

Receive up to 3 Emergency Furnace Repair quotes for your project today! Compare profiles, reviews, accreditations, portfolio, etc... and choose the best deal.

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  • Emerson
    3.8
    St. Louis, US

    Emerson is a global technology, software and engineering powerhouse driving innovation that makes the world healthier, safer, smarter and more sustainable.

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  • Tri State Mechanical Services Inc
    4.4
    2338 N Lindbergh Blvd, St. Louis, MO 63132, 63132, US

    Tri-State Mechanical Services is a family-owned and operated mechanical contracting service serving the St. Louis and Metro areas, including Central Missouri and Southern Illinois since 1989. We pride ourselves on providing the highest quality workmanship every day as we build long-term relationships with our clients. We are a full-service mechanical contractor specializing in HVAC & Food Service Equipment. Our services include installation, sales, repair, and service for air conditioning and heating, commercial refrigeration, and kitchen equipment. We have a professional team of technicians who provide honest and dependable service 24/7. We service all brands, including York, Lennox, Carrier, Rheem, Ruud, and Trane. We also have a 24-hour emergency service available with an extensive parts stock for all commercial and residential equipment, old and new. If we don't have it, we'll source it fast. We are your one-stop shop for all your mechanical contracting needs in St. Louis.

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  • Kirkwood Heating & Air Conditioning
    4.7
    St. Louis, MO, 9350 Watson Industrial Park, 63126, US

    Kirkwood Heating and Cooling is a trusted HVAC company in St. Louis, MO, providing top-notch heating, cooling, and heat pump services. Our experienced team has been working in the industry for a long time, with the necessary skills, training, and certifications to resolve your heating, cooling, and indoor air quality problems. We offer a range of services, including repair, maintenance, installation, and replacement, with a focus on individual projects and attention to detail. Our fair pricing system caters to the customer's needs, and we ensure that the entire process occurs within your budget. We are available 24/7 for emergency services and offer a range of products from Carrier, including air conditioners, heat pumps, gas furnaces, programmable thermostats, humidifiers, ductless split systems, boilers, air cleaners, and zoning products.

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  • Miller Certified Air
    Suite 105, 3460 Hampton Ave., St. Louis, 63139, US

    Over 35 years of providing expert testing and balancing services yielding accurate, reliable results. Testing and Balancing MILLER CERTIFIED AIR, INC. Testing And Balancing 3460 Hampton Ave. Suite 105 St. Louis, MO 63139 Office: (314) 352-8981 Email: [email protected] Copyright 2013. Miller Certified Air, Inc. Testing and Balancing All rights reserved.

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  • Morgner Inc.
    4.6
    3154 S Brentwood Blvd, Saint Louis, 63119, US

    At Morgner Inc. Air Conditioning & Heating, making your home cozy is our biggest interest. That's why we supply lasting HVAC equipment and excellent work in St. Louis. Our technicians are knowledgeable in a full range of services, so you can feel confident in your results. They'll offer the support you are looking for, whether it's installing an updated HVAC system or servicing and maintaining your present equipment. We're here to help with all of your needs, so call us at 314-262-4541 or contact us online to get an appointment right away.

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  • One Hour Heating & Air Conditioning® of St. Louis
    5
    3636 S Geyer Rd Ste 100, St. Louis, 63129, US

    One Hour Heating & Air Conditioning is a premier HVAC service provider in the United States. We care about your comfort and respect your time, which is why we back all of our work with a 100% customer satisfaction guarantee for two years. Our team of experts is always on time, guaranteed, and we offer StraightForward Pricing with no hidden fees. We provide a range of services including emergency HVAC services, air conditioning, heating, furnace repair and installation, ductwork, and more. Our goal is to make your home feel like home, and we're here for you when you need us most.

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  • JLM Heating and Air Conditioning
    5
    St. Louis, US

    Welcome to JLM Heating & Air Conditioning, we provide top-notch HVAC services to ensure your home or business remains comfortable year-round. Our experienced technicians are dedicated to delivering quality service and exceptional customer care. We proudly serve St. Louis, MO, and the surrounding areas. Contact us for a free estimate today! We offer a comprehensive range of HVAC services to meet your needs: heating, air conditioning, indoor air quality, boilers, refrigeration, geothermal, heat pumps, AAON/Wattmaster, and water heaters. Our experienced technicians are dedicated to delivering quality service and exceptional customer care.

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  • NOOTER St. Louis
    4.6
    1500 South 2nd St., St. Louis, 63104, US

    NOOTER is a fully integrated turnkey construction, multi-craft, construction engineering and maintenance contractor, in the industrial and commercial sectors. With vast experience, a highly-skilled multi-craft labor force and unlimited geographical reach, we respond in real-time to vital projects or emergency situations, when and wherever needed. Our goals are your goals: to achieve and maintain outperforming production environments for the life of your facility.

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  • Thomas Hoffmann Air Conditioning & Heating LLC
    4.9
    St. Louis, Missouri, 1623 Wendover Lane, 63131, US

    Thomas Hoffmann Air Conditioning & Heating LLC is a trusted provider of HVAC services in St. Louis, Missouri. With years of experience, our team of experts is dedicated to providing top-notch service, repair, and installation of air conditioning and heating systems. Our mission is to help our customers breathe easier today by providing exceptional indoor air quality assessments and solutions. We pride ourselves on our commitment to customer satisfaction, honesty, and integrity. Our team is led by Thomas Hoffmann, a seasoned professional with a passion for delivering exceptional service. We are fully accredited and insured, and our team is fully trained to handle all types of HVAC systems. Whether you need emergency service, routine maintenance, or a new installation, we are here to help. Contact us today to schedule your appointment and experience the difference for yourself.

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  • Galmiche & Sons Heating & Cooling
    4.2
    2280 Chaffee Drive, St. Louis, 63146, US

    Galmiche & Sons, Inc. is a family-owned heating and cooling service provider in St. Louis, MO. What began as a gutter installation company 58 years ago is now one of the most trusted names for providing heating and cooling solutions to homes and commercial establishments in the greater St. Louis area. As HVAC contractors, we specialize in everything from repair to new installation and are a one-stop service provider for all your heating and cooling needs. We are in the business of making interior spaces more comfortable for you. Galmiche & Sons, Inc. is a leading heating, air conditioning, and ventilation specialist. Replacing old equipment, revamping ductwork, and designing full HVAC systems are few of our basic services. We hire only EFA certified and trained technicians who ensure excellent workmanship and timely work. We are committed to providing each customer only the best quality in products, services, and customer care. We can customize our services per your requirements and, no matter what you needs, we can offer a solution.

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Frequently Asked Questions About Emergency HVAC Services

Find answers to common questions about emergency HVAC repair and 24/7 heating and cooling services.

What is a smart thermostat, and how can it save me money?

A smart thermostat is a Wi-Fi-enabled device that allows you to control your HVAC system remotely and optimize temperature settings for maximum energy efficiency.. You can control a smart thermostat from your smartphone or computer, making it easy to adjust settings from anywhere. Many smart thermostats offer features like energy usage reports and maintenance reminders, helping you further reduce your energy consumption.

What should I do while waiting for an emergency HVAC technician?

While waiting for an emergency HVAC technician:
  • Safety First: If you suspect a gas leak or any electrical hazard, evacuate your home or building immediately and contact your utility company or emergency services.
  • Turn Off Your System: Turn off your HVAC system at the thermostat to prevent further damage.
  • Document the Issue: If possible, take photos or videos of the problem to show the technician.
  • Gather Information: Have your HVAC system's model and serial number readily available, along with any warranty information.
  • Clear Access: Ensure clear access to your HVAC system for the technician.
  • Prepare Questions: Write down any questions you want to ask the technician.

How can I cool my home efficiently?

To cool your home efficiently:
  • Raise Your Thermostat: Set your thermostat to a higher temperature when you’re away. Consider using a programmable or smart thermostat.
  • Use Fans: Fans can circulate air and make you feel cooler, even at a higher thermostat setting.
  • Close Window Coverings: Keep curtains or blinds closed during the day to block out sunlight.
  • Limit Heat-Generating Activities: Avoid running heat-producing appliances (ovens, dryers) during the hottest parts of the day.
  • Annual AC Maintenance: Schedule yearly maintenance for your air conditioner to ensure it's running efficiently.
  • Plant Shade Trees: Planting trees around your home can provide natural shade and reduce heat gain.

What is a dehumidifier, and do I need one?

A dehumidifier removes excess moisture from the air, improving indoor air quality and comfort, especially during humid summer months.. High humidity can make your home feel hotter and stickier. A dehumidifier can help to maintain comfortable humidity levels. You can use a portable dehumidifier for specific rooms or have a whole-house dehumidifier integrated with your HVAC system.

What is a smart thermostat, and how can it save me money?

A smart thermostat is a Wi-Fi-enabled device that allows you to control your HVAC system remotely and optimize temperature settings for maximum energy efficiency.. You can control a smart thermostat from your smartphone or computer, making it easy to adjust settings from anywhere. Many smart thermostats offer features like energy usage reports and maintenance reminders, helping you further reduce your energy consumption.

What should I do while waiting for an emergency HVAC technician?

While waiting for an emergency HVAC technician:
  • Safety First: If you suspect a gas leak or any electrical hazard, evacuate your home or building immediately and contact your utility company or emergency services.
  • Turn Off Your System: Turn off your HVAC system at the thermostat to prevent further damage.
  • Document the Issue: If possible, take photos or videos of the problem to show the technician.
  • Gather Information: Have your HVAC system's model and serial number readily available, along with any warranty information.
  • Clear Access: Ensure clear access to your HVAC system for the technician.
  • Prepare Questions: Write down any questions you want to ask the technician.

How can I cool my home efficiently?

To cool your home efficiently:
  • Raise Your Thermostat: Set your thermostat to a higher temperature when you’re away. Consider using a programmable or smart thermostat.
  • Use Fans: Fans can circulate air and make you feel cooler, allowing you to raise the thermostat a few degrees.
  • Close Window Coverings: Keep curtains or blinds closed during the day to block out sunlight.
  • Limit Heat-Generating Activities: Avoid running heat-producing appliances (ovens, dryers) during the hottest parts of the day.
  • Annual AC Maintenance: Schedule yearly maintenance for your air conditioner to ensure it's running efficiently.
  • Plant Shade Trees: Planting trees around your home can provide natural shade and reduce heat gain.

What is a dehumidifier, and do I need one?

A dehumidifier removes excess moisture from the air, improving indoor air quality and comfort, especially during humid summer months.. High humidity can make your home feel hotter and stickier. A dehumidifier can help to maintain comfortable humidity levels. You can use a portable dehumidifier for specific rooms or have a whole-house dehumidifier integrated with your HVAC system.