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R&S McKay Heating & Air Conditioning
We have over 20 years of experience backing our guaranteed service and dedication to your heating and cooling needs in the Lawrenceville and Atlanta area. Keeping your house cool in the summer and warm in the winter is one thing we all want from our home. We also don't want to have to pay an arm and a leg to do so.

Preventative maintenance and a reliable unit will help do just that! The professionals at R&S McKay are available for emergency repairs, and with our preventive maintenance services, such as annual tune-ups, you can help prevent repairs and equipment failure. With an A rating from The Better Business Bureau, you can rest assured we will handle your HVAC needs with respect and professionalism.

R & S McKay Heating & Air Conditioning is family-owned in Lawrenceville and serving all metro Atlanta, Georgia. We are proud to use the top-of-the-line equipment from Rheem and provide high-quality service and repair on all brands of heating & air conditioning equipment. We are a full-service heating & air conditioning company.
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Welcome to the website of R&S McKay, the premier Lawrenceville Heating and Air conditioning, repair, maintenance, and installation contractors. Besides being the best heating and cooling company in Lawrenceville, we also serve the greater Atlanta area. We use our 20 years of experience in heating and cooling to help solve your heating and plumbing problems quickly, efficiently, and professionally.
Proper preventative maintenance should be completed on all HVAC systems, at least on a yearly basis, to ensure that the system is performing efficiently and to capacity. R&S McKay offers Preventative Maintenance Agreements to help you get the most out of your HVAC system and ensure your home and family maintain a year-round comfort level.
Every facility's need is unique, every new commercial HVAC system installation requires its own unique design, installation and service considerations. Our experience, combined with technical expertise, makes R&S McKay the ideal HVAC partner for your new construction or remodeling project.
Reviews (1)
Monique B.
Monique B.
Sep 05, 2019
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I have to give this company five stars. They gave me the best and fair price for HVAC system (with two AC units); came on time; finished expeditiously; easy going; easy to talk to; neat and clean; friendly; professional; and most of all, for me, trustworthy.