Lithonia’s Trusted HVAC, Plumbing, and Electrical Contractor

In the Business of Delivering Smiles Since 1968
May Offer
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Expires: May 31, 2026
Home » Service Areas » Atlanta » Lithonia

R.S. Andrews provides plumbing, HVAC, and electrical services throughout Lithonia and the surrounding DeKalb County area. From neighborhoods near Arabia Mountain to communities along the South River, service is available across the full area.

Lithonia’s name reflects its defining feature: large granite formations that shape much of the local landscape. Unlike areas dominated by softer soil, this underlying rock creates a more rigid ground environment, influencing how properties interact with moisture, drainage, and seasonal changes.

Because granite does not absorb water in the same way as clay, rainfall often moves differently across properties in the area. This can lead to varying moisture patterns around foundations and below-grade structures, especially during extended periods of rain.

Environmental Stressors in the DeKalb Canopy

In addition to the underlying rock, Lithonia is known for its dense tree canopy and natural terrain. Shaded lots often retain moisture longer, while root systems and organic debris contribute to changing ground and surface conditions over time.

Seasonal weather also plays a role. Summers bring sustained heat and humidity, while winter can introduce quick temperature shifts. These changes affect how materials expand and contract, particularly in homes exposed to both direct sun and shaded conditions.

  • Rock Formations: Shallow granite and shelf rock can influence drainage patterns and how water moves across a property.

  • Tree Coverage: Mature trees contribute to shading, moisture retention, and root interaction with the surrounding ground.

  • Temperature Swings: Rapid shifts between heat and cold create ongoing expansion and contraction across materials.

  • Pollen and Debris: High seasonal particulate levels are common due to the surrounding vegetation.

These environmental factors vary across Lithonia depending on elevation, tree density, and proximity to natural features like Arabia Mountain. Homes in more wooded or rocky areas often experience different conditions than those in more developed parts of the city, shaping how properties respond throughout the year.

Schedule today! We’re ready to deliver expert service and a smile to your door.

Localized Solutions for Lithonia Homeowners

R.S. Andrews is fully active within the Lithonia community, providing the technical expertise necessary to navigate these regional hurdles. We understand that a standard fix isn’t enough when dealing with the unique geological and climatic pressures of DeKalb County. Our team is available to ensure your home remains a reliable sanctuary throughout the year.

  • Electrical: Storm activity and a mix of older and newer construction influence electrical usage and demand across the area.

  • Plumbing: Lithonia’s rocky terrain and local water mineral content influence how piping systems perform across different properties.

  • Air Conditioning: High humidity levels and dense tree coverage contribute to increased cooling demand in many Lithonia neighborhoods.

  • Heating: Winter temperature swings across the granite-heavy landscape create varying heating patterns from one property to another.

Each of these systems plays a vital role in maintaining the integrity of your property. By focusing on the intersection of modern technology and local environmental demands, we help Lithonia residents avoid the common pitfalls of our unique location. Professional oversight ensures that your home’s vital systems are prepared for the specific stresses of the “City of Granite.”

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Hear From Our Smiling Customers

Joyce Mottley
3 days ago
I had a wonderful experience when RS Andrews crew came to do a total hvac duct cleaning. It was included as part of my purchase package of a new hvac system. They arrived exactly on time, instantly started the work, efficiently and quickly. Everything they were doing was explained to me beforehand and when the job was finished they vacuumed and left the place cleaner than when they found it. I strongly recommend RS Andrews to everyone. Great staff too!
Barbara Caldwell
3 days ago
Chris and Trey installed a Lennox HVAC in our attic. They explained the job and were very knowledgeable. I appreciate how professional they were in photographing the final product in the attic and outside. Thank you very much gentleman!!
Jackie
3 days ago
Paul did an excellent job for us. He is a very competent and polite young man. If we have any future plumbing needs, we will certainly request that he does the work! Give this young man a raise, please!
The Busy B's
3 days ago
Colin was amazing ! Very friendly and professional . Very pleased !
Julie Nunez
3 days ago
On time, quickly diagnosed the problem, completed the repair in just over half an hour.
Tom Summers
3 days ago
Very prompt, courteous, and professional!
Ronald Chears
3 days ago
Very customer friendly service
Chris Doemel
3 days ago
Nick did a great job and answered my few questions completely.
John Sikes
3 days ago
Professional work by a cordial employee.
Frank Lewandowski
3 days ago
Great job , Yonas the hvac tech did excellent work and clear communication. . Thanks frank
krissy venneman
3 days ago
RS Andrews just completer a full 12ft+ tall attic wall and ceiling lay in insulation for us. The techs were on time, courteous, and faster than anticipated and left the job site impeccably clean! Could not be more thrilled. Wish we had not waited so long to do this, the heat reduction for the hot months is already palpable. ❤️
Nan Pate
4 days ago
Jonathan was very professional and did a good job.
Wanda Mitchell
4 days ago
Kyle was wonderful to work with, very knowledgeable and professional. He was able to identify location of a hidden leak quickly and resolve the issue. Many thanks to Kyle and R S Andrews for quick and thorough response!
Brandon Patton
4 days ago
Very informative! Efficient.
Cynthia Sewell
4 days ago
Amber was a very pleasant and professional technician.
Karl Von Bokern
4 days ago
Tim was very courteous and professional. He explained what steps he was performing and told us the results of his inspection.
James
4 days ago
RS Andrews always does a superior job over and above what I expect. I do so appreciate them with trusted confidence.
Aurelia Summerlin
4 days ago
Micheal was professional, detailed and friendly. He diagnosed my HVAC issue, gave me the expected repair costs, cost of maintenance plan; as well as sent tge diagnosis by email

    Heater on the fritz? Frustrated with plumbing problems? R.S. Andrews is just a call away!