Lithonia’s Trusted HVAC, Plumbing, and Electrical Contractor

In the Business of Delivering Smiles Since 1968
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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

warren machan
4 days ago
I had a really good experience with the Sales Lead who did a nice job of helping me think thru AC options. The Install Team was excellent - very professional and expedient.
Eddie Williams
6 days ago
The install was a complete furnace and AC unit. From the estimate to the install everything was done as promised and timely. There was initially some confusion regarding my thermostat but that was resolved and taken care of. Update 11/18/22 Chris is great! He's been here before and is very professional and knowledgeable. He took the time to diagnose an issue we've had and is working to resolve it 11/28 Chris is still great they are still finding issues and resolving them as quickly as possible. 5/9/23 Bill and his son came to move a gas line for a new stove. This was done quickly, properly and they were both professional. Nice job 9/28 Chris is still awesome. He is thorough and identifies and resolves any issues that arise. 3/15 Tim was the service tech. Thorough polite and professional. Great job 10/9 Chris is the man as always! Great job still thorough and explains everything clearly. Same story 5/28/26 Chris is still awesome!
Roy Pettigrew
6 days ago
Kalvin was great! He was very professional while explaining future tune ups and code requirements. I believe my present unit is approximately 16 years old and perhaps sometime in the near future best think about replacing the unit altogether. Good information to have, I'll keep Kalvin's recommendation under consideration.
Sharon Sheffield
6 days ago
RS Andrews did an excellent job and helped improve my air quality with an ultraviolet light in the downstairs furnace. I had previously had one installed upstairs and after 8 years, no mold. but after seeing the mold that accumulated downstairs RS Andrews Installed an ultraviolet light in that furnace system. Well worth the investment!
Barbara Sorenson
7 days ago
Travon was exceptionally efficient and courteous. I was 100% satisfied with his work.
Nancy S Livengood
1 week ago
Excellent work, professional and friendly, explained everything well and ensured everything was in good order!
SANDY LANE
1 week ago
Showed up on time .Very knowledgeable.
V Gordon
1 week ago
Devonte Lucas was the HVAC Professional assigned to perform my AC maintenance. He arrive within the window and proceeded to work right away. Performed all of the required checks and he answered my questions. After everything was completed he reminded me to call, if I had any problems. Mr. Lucas was very professional. Thank you for the opportunity to recognize great customer service. Take care.
Walter Strodl
1 week ago
The technician (Ivan) was professional, knowledgeable and friendly. Would highly recommend him
Mary Sharp
1 week ago
Devonte did an excellent job. He was efficient, professional, and responsive.
Tony Craig
2 weeks ago
Charles was very professional and efficient. Very knowledgeable. The toilet was $217.00 and the cost of the plumbing was $489.00. I tipped him $60.00. The toilet is very wobbly and they’ll have to comeback and place some plastic or rubber shins beneath it to balance it!!! This shouldve been done upon the first visit!!!
James Thomas
2 weeks ago
Greetings All, Mr. Brennan Pilson visited my home to service my Plumbing problems in my Master Bathroom (i.e. Bathroom Tub) and my Plumbing problem within my Guest Bathroom, on Saturday, 12/09/2023. He solved both problems with ease and explained the problems and communicated how he solved my Bathroom problems. And to extend closure, he asked me to call him, and he will come back out to resolve that problem. Mr. Pilson is my type of a Technician and a Professional. My thanks.
Diane M
2 weeks ago
Ivan did our A/C maintenance May 22 and completed a thorough inspection. We always request Ivan for all our HV/AC service, he is very friendly and always has suggestions for us on how to better maintain our equipment. We've used R.S. Andrews for other services and have been very satisfied with their work.
Johnny Williams
2 weeks ago
We've had several companies in the past come to our home to work on our AC unit. Hands down this is the best it's felt. I wasnt even home for the service but it was worth every penny! Mohammad Shah has done an outstanding job. Usually my unit is set for 74 degrees but I increased it to 75 today because it was so cold! Im loving it!! Thanks again Mohammad!!
gregg colbert
2 weeks ago
Mohammed was excellent, friendly, timely and educational.
Dan
2 weeks ago
Great service and very nice technician that came out to our home. Very satisfied!
S Laun
2 weeks ago
Michael Powell could not have been nicer or any more knowledgeable of my a/c system. He’s a definite asset to RS Andrews!

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