HVAC Companies St. John

Top AC and Heating Services in St. John

Receive multiple Heating and Cooling Services quotes for your project today! Compare profiles, reviews, accreditations, portfolio, etc... and choose the best service.

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  • Dole Heating & Air Conditioning
    4.9
    1920 S Broadway, St. Louis, 63104, US

    Dole Heating & Air conditioning has been in business since 2004. We service St. Louis, Jefferson and St. Charles County. Our team offers 10 year warranties and 0% financing to provide you with a piece of mind when replacing your heating and air conditioning!

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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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  • United Refrigeration Inc
    3.7
    St. Louis, US

    URI Events is a leading provider of refrigeration and HVAC equipment, offering a wide range of products and services to meet the needs of commercial and residential customers. With a commitment to quality, reliability, and customer satisfaction, URI Events has established itself as a trusted partner for businesses and homeowners alike.

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  • Seliga Heating and Cooling
    4.9
    6211 Gravois Road, St. Louis, 63116, US

    Since 1927, our fourth-generation family-owned HVAC business has been serving homes and businesses in St. Louis, Missouri. We provide residential and commercial sales, service, and installation of heating and air conditioning equipment. We are fully licensed, bonded, and insured to provide heating and air conditioning services in St. Louis and surrounding areas of Missouri. We employ only highly trained and experienced NATE certified technicians and licensed mechanical pipefitters to provide outstanding service for air conditioning installation, heater repair, or HVAC service.

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  • Matheny Heating & Cooling
    4.8
    6317 Olive Street Road, St. Louis, MO, 63130, US

    Since 1942, Matheny Heating and Cooling has built a solid reputation for providing prompt, reliable, and courteous service to customers in St. Louis. Our factory-trained, licensed service technicians are qualified to handle repairs on all makes and models of heating and air conditioning equipment, as well as heat pumps, boilers, water heaters, and ductless room cooling equipment. We also specialize in the installation of high-efficiency heating & cooling systems and are proud of our work. When it's time for new equipment, we stand behind the American Standard® Heating & Air Conditioning brand and are an American Standard® Customer Care dealer.

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  • Air Management Supply
    4.3
    123 Main St, Anytown, 12345, US

    Air Management Supply is a leading provider of HVAC equipment and supplies. With a wide range of products from top brands like Rheem, Weatherking, and more, we cater to residential, commercial, and industrial customers. Our team of experts is dedicated to providing exceptional service and support to ensure your HVAC system runs smoothly and efficiently. Whether you're a contractor or a homeowner, we've got you covered.

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  • AL-DON Indoor Air Quality Specialists
    4.4
    11740 Lackland Industrial Drive, St. Louis, 63146, US

    The Name St. Louisians Have Known & Trusted For Over 65 Years, AL-DON! We Install New AC and Heating Systems Available NOW in the AL-DON Warehouse! Schedule Service Now. We are a trusted HVAC company providing residential and commercial services, including air conditioning, air ducts, boilers, mini-split systems, gas furnaces, heat pumps, indoor air quality, seasonal clean and check, radiant floor heating, and zone control systems.

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  • Canada HVAC LLC
    5
    755 Lakeside Plaza, Lake Saint Louis, 63367, US

    CANADA HVAC LLC D.B.A “ Home Repair Service” is a family owned heating and cooling company servicing St. Charles County, Missouri. The company was founded by Matthew Canada in 2017 to better serve the residents with affordable HVAC repairs. Matthew holds licensing through t the county governments and the International Code Council as a Master Mechanical Contractor. Canada HVAC is a fully Licensed, Bonded and Insured company operating as mechanical contractors for light commercial and all residential clients.

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  • SMART St. Louis
    12977 N. Forty Drive Suite 108, St. Louis, 63119, US

    Providing the Most Trusted & Reliable HVAC Services for Homeowners & Families. Our mission is to exceed customer expectations by offering innovative and cost-effective HVAC solutions that improve the comfort, health, and safety of homeowners and families.

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  • Design Aire Heating & Cooling
    5
    2550 Harley Dr., Maryland Heights, 63043, US

    Design Aire Heating & Cooling is a leading HVAC company in St. Louis, MO, with over 100 years of experience. We pride ourselves on our dedication to customer satisfaction and technical excellence. Our technicians have an average of over 26 years of experience and receive continuing professional education courses each year. We provide HVAC services, including furnace repair, furnace installation, AC installation, and AC repair, as well as boiler, heat pump, ductless mini-split, and geothermal heat pump system services. We are the #1 Trane Dealer in the Midwest and have earned numerous awards, including being named the 'Best Heating and Cooling Company' by the St. Louis Post-Dispatch and receiving multiple Angie's List Super Service Awards.

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Frequently Asked Questions About HVAC Companies

Find answers to common questions about HVAC services, finding contractors, and getting the best heating and cooling solutions for your needs.

What are the most common HVAC problems?

Common HVAC problems include:

  • AC not cooling: Refrigerant leaks, compressor issues, or thermostat problems.
  • Furnace not heating: Pilot light or ignition control issues, blower motor problems, or clogged filters.
  • Uneven temperatures: Ductwork leaks, inadequate insulation, or faulty thermostats.
  • Poor air quality: Dirty air filters, mold growth in ductwork, or inadequate ventilation.
  • Strange noises: Unusual sounds from the system can indicate a variety of problems with different components.
  • High energy bills: Inefficient systems, ductwork leaks, or improper thermostat settings.
If you're experiencing any of these issues, contact a qualified HVAC technician for diagnosis and repair.

What are the signs my air conditioner needs refrigerant?

Low refrigerant levels can cause various problems with your air conditioner:
  • Warm Air: The most noticeable sign is that the AC is blowing warm or lukewarm air.
  • Ice Buildup: Ice may form on the refrigerant lines or evaporator coil.
  • Increased Energy Bills: Your system has to work harder to cool, leading to higher energy consumption.
  • Hissing or Bubbling Sounds: These sounds may suggest a refrigerant leak.
If you suspect low refrigerant, contact an AC repair specialist to diagnose the issue and recharge the system.

How long does an HVAC system last?

The average lifespan of an HVAC system is about 15-20 years. However, how long your system lasts can vary depending on several factors. Regular maintenance can extend the life of your HVAC system significantly. An older system is likely to be less efficient and more prone to repairs.

What are the benefits of a programmable thermostat?

A programmable thermostat allows you to schedule temperature changes throughout the day, lowering your utility bills when you are not at home. This can significantly reduce your energy costs and improve home comfort.

What are the most common HVAC problems?

Common HVAC problems include:

  • AC not cooling: Refrigerant leaks, compressor issues, or thermostat problems.
  • Furnace not heating: Pilot light or ignition control issues, blower motor problems, or clogged filters.
  • Uneven temperatures: Ductwork leaks, inadequate insulation, or faulty thermostats.
  • Poor air quality: Dirty air filters, mold growth in ductwork, or inadequate ventilation.
  • Strange noises: Unusual sounds from the system can indicate a variety of problems with different components.
  • High energy bills: Inefficient systems, ductwork leaks, or improper thermostat settings.
If you're experiencing any of these issues, contact a qualified HVAC technician for diagnosis and repair.

What are the signs my air conditioner needs refrigerant?

Low refrigerant levels can cause various problems with your air conditioner:
  • Warm Air: The most noticeable sign is that the AC is blowing warm or lukewarm air.
  • Ice Buildup: Ice may form on the AC unit.
  • Increased Energy Bills: Your system has to work harder to cool, leading to higher energy consumption.
  • Hissing or Bubbling Sounds: These sounds may suggest a refrigerant leak.
If you suspect low refrigerant, contact an HVAC technician to diagnose the issue and recharge the system.

How long does an HVAC system last?

The average lifespan of an HVAC system is about 15-20 years. However, the actual lifespan can vary depending on usage, maintenance, and the system's quality. Proper maintenance can help your system last longer. If your HVAC system is over 15 years old, it's a good idea to start considering a replacement.

What are the benefits of a programmable thermostat?

A programmable thermostat allows you to set different temperatures throughout the day, reducing energy usage when you are away from home or asleep. This can significantly reduce your energy costs and improve home comfort.