Furnaces and other heating systems provide you with comfort during the colder months, but choosing the right product for your needs, or keeping your systems running smoothly when it matters the most, can be challenging. Our technicians and support staff have the knowledge and expertise to help you through the process from start to finish, whether it is for installation of a new product or making the choice between repairing or replacing.

Our Heating services include:

  • Installation of a new furnace
  • Upgrading to a new or more efficient furnace
  • Repair and maintenance of your furnace to ensure it continues running efficiently and for as long as possible

Benefits of Regular Maintenance

Avoid breakdowns, expensive repairs, and stay warm when it matters the most by regularly maintaining your heating systems. When you combine superior products with the outstanding workmanship of our technicians, you can be confident that your furnace will consistently meet or exceed your comfort needs, season after comfortable season. We’re fully trained to perform maintenance on a wide variety of brands.

  • Comfort when it matters the most
  • Lower energy costs
  • Longer lifespan for your heating systems
  • Cleaner air
  • Less chance for costly repairs

At O’Callaghan Heating & Air, we offer ESA (Energy Savings Agreements) to all of our customers. Spend today so that you can save on high repair costs tomorrow.

Benefits of an ESA

  • ESA customers receive a 15% discount on repairs.
  • ESA customers get priority service.
  • ESA customers get reminders about appointments.
  • ESA customers receive a comprehensive tune-up.
  • ESA customers receive recommendations.
  • ESA customers enjoy the peace of mind.
  • Become and ESA customer today!

Take care of your HVAC equipment

We provide ESA customers with recommendations that could prevent future breakdowns. Leave stress out of the equation and gain the peace of mind that comes with knowing that O’Callaghan Heating & Air is taking care of your equipment.

Don’t let your HVAC system become a disaster, resolve the smaller issues immediately.

READY FOR YOUR NEXT HEATING OR COOLING PROJECT?

Contact us to get a quote and see why our customer service is recognized as the best in the industry.


Proudly serving all of Metro Atlanta for over 40 years

We serve your area!

  • Clayton
  • Cobb
  • Coweta
  • Dekalb
  • Douglas
  • Fayette
  • Fulton
  • Gwinnett
  • Henry

Learn more about our furnace services
Learn more about our air conditioning services

YOU COME FIRST, NO QUESTION

Our high quality work, competitive pricing, and superior knowledge of the industry are all key factors that contribute to our continuous customer satisfaction. We offer the top of the line heating and air-conditioning (HVAC) services to both residential and commercial properties. Excellence is our standard.

RELIABLE, GUARANTEED SERVICE

  • Excellent Customer Service
  • Professional Trained Technicians
  • Highest Rated Equipment
  • Competitive Pricing
  • Top Quality Work Performed
  • Free System Replacement Estimate
  • Equipment Warranties
  • Incredible Reputation

Learn more about us