Alexander Heating & Cooling is a small, family-owned business in Charleston, SC, with 30+ years of HVAC expertise. We provide top-quality service, installations, and repairs for HVAC systems, tankless water heaters, gas lines, and fireplaces.

Alexander Heating and Cooling is your trusted HVAC partner in Charleston, South Carolina. With a dedication to excellence and a commitment to customer satisfaction, we strive to deliver top-quality heating and cooling solutions tailored to your needs.

At Alexander Heating and Cooling, our mission is to provide reliable HVAC services with integrity and professionalism. We prioritize customer satisfaction and aim to exceed expectations with every service we provide.

Pricing

Residential services

  • AC Installation

    Installing new air conditioning systems in homes.

  • AC Repair

    Fixing malfunctioning or broken AC units.

  • AC Maintenance & Tune-ups

    Regular checkups to ensure efficiency and prevent issues.

  • Ductwork Cleaning & Repair

    Cleaning or fixing air ducts for better airflow and air quality.

  • Thermostat Installation & Calibration

    Installing and optimizing smart or traditional thermostats.

Repair Services

  • AC Repair

    Fixing issues with non-working or inefficient air conditioning units.

  • Refrigerant Leak Repair

    Identifying and sealing refrigerant leaks to restore cooling.

  • Compressor Repair

    Repairing or replacing faulty AC compressors.

  • Fan Motor Repair

    Fixing or replacing malfunctioning indoor or outdoor fan motors.

  • Thermostat Repair

    Troubleshooting and repairing unresponsive or inaccurate thermostats.

Maintenance Services

  • AC Tune-Up

    Seasonal check-up to ensure optimal AC performance.

  • Filter Replacement

    Changing air filters to maintain air quality and efficiency.

  • Coil Cleaning

    Cleaning evaporator and condenser coils to improve cooling

  • Thermostat Calibration

    Ensuring accurate temperature control.

  • System Inspection

    Full system check to detect wear, leaks, or potential failures.

Location

FAQ

Does Alexander Heating and Cooling offer financing options for HVAC installations?

Yes, we understand that HVAC installations can be a significant investment. That’s why we offer flexible financing options to help make your new HVAC system more affordable and accessible.

Can Alexander Heating and Cooling help improve indoor air quality?

Yes, indoor air quality is essential for a healthy and comfortable home or workplace. Our indoor air quality services include air purifiers, humidifiers, and ventilation solutions to help you breathe easier and enjoy cleaner air indoors.

What brands of HVAC equipment does Alexander Heating and Cooling work with?

Alexander Heating and Cooling works with top-quality brands to ensure the best possible performance and reliability for your HVAC system. We have experience working with a wide range of manufacturers to meet your specific needs.

Are your technicians licensed and insured?

Yes, all of our technicians are fully licensed, certified, and insured to ensure the highest level of professionalism and expertise in every service we provide.

How can I schedule an appointment with Alexander Heating and Cooling?

Scheduling an appointment with Alexander Heating and Cooling is easy! Simply give us a call or fill out the contact form on our website, and our team will assist you in booking a convenient service appointment.

Where is Alexander Heating and Cooling located?

Alexander Heating and Cooling is located in Charleston, South Carolina, serving residential and commercial customers in the surrounding areas.

What services does Alexander Heating and Cooling offer?

We offer a wide range of services including AC repair, heating repair, preventative maintenance, installation of HVAC systems, indoor air quality solutions, ductwork repair/replacements, and more.

How often should I change my HVAC system's air filters?

It’s recommended to change your air filters every 1 to 3 months, depending on factors such as the type of filter, household occupancy, and air quality.

What should I do if my HVAC system is making strange noises?

Strange noises from your HVAC system could indicate a range of issues, from loose components to worn-out parts. It’s best to turn off the system and contact a professional HVAC technician to diagnose and resolve the problem.

What is the ideal temperature to set my thermostat for energy efficiency?

Setting your thermostat to 78°F (26°C) during the warmer months and 68°F (20°C) during the cooler months is generally recommended for optimal energy efficiency and comfort. Adjusting your thermostat by just a few degrees can make a significant difference in energy savings.

Google Reviews

5.0
389 reviews
  • N C
    N C
    in the last week

    We had an HVAC Annual Maintenance service for $100. Chris has been taking care of our HVAC for the past 5-6 years and does a great job, always on time or early! We trust him and recommend him.

  • LISA DOLINGER
    LISA DOLINGER
    in the last week

    Great service! Communication was excellent. I’ve used them multiple times. Will continue to do so.

  • Kathleen Pilarz
    Kathleen Pilarz
    in the last week

    The technician Matt let me know when he was on the way. He was friendly and courteous. He performed the maintenance and repair in a timely manner. The price of the repair was very reasonable. I highly recommend Alexander.

  • AEROCAT
    AEROCAT
    in the last week

    Great guy… Knows his stuff.

  • Kedric Chamberlin
    Kedric Chamberlin
    in the last week

    Very reliable and awesome customer service.

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    Opening Hours

    • Sunday 05:00 AM - 11:45 PM
    • Monday 05:00 AM - 11:45 PM
    • Tuesday 05:00 AM - 11:45 PM
    • Wednesday 05:00 AM - 11:45 PM
    • Thursday 05:00 AM - 11:45 PM
    • Friday 05:00 AM - 11:45 PM
    • Saturday 05:00 AM - 11:45 PM