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

Jesse Aldridge
3 days ago
I greatly appreciate Mohamed from RS Andrews making an after hours repair and improving the main valve. Excellent work and very courteous.
Erica Osborne
4 days ago
Using RS ANDREWS was a choice my husband and I chose to use for a second opinion and it was the best decision we've made. And having James as our technician was icing on the cake, he was professional and very informative. We truly appreciate the service and would recommend James and R S Andrews to others.
Adi Barot
4 days ago
Super knowledgeable. Super professional. Highly recommend.
Julius Derico
4 days ago
Paul was on time and provided a thorough analysis and performed the maintenance in a professional and complete manner.
Kathleen Smoot
4 days ago
David was amazing. Above and beyond. He is a great representative for the company. I have never been disappointed with this company. Best move i ever made was to switch 💯
Mary Gardner
4 days ago
Jamie was very nice, always polite. He explained my repair options clearly, and answered all my questions. I am very pleased!
Armando herrera
4 days ago
Blake is always awesome and very honest. The best technician
Jadene Newborn Whaley
5 days ago
James Mays was very professional and provided a detailed explanation of his findings and what we could expect for the scope of work we enlisted RS Andrews to perform. Highly satisfied customer.
Bill Barbour
5 days ago
Dave was prompt, polite, discovered the problem immediately. Could not have been a more enjoyable first time experience with RS Andrews.
Rich Woodfield
5 days ago
technician was knowledgeable, efficient and pleasant. would definitely recommend Xavier.
Jamey Holt
5 days ago
Met Brennan today with R.S. Andrews. I’ve got a “guy” or gal for pretty much anything and everything except a plumber and now I have that covered as well!!! He was super polite and very professional!! He definitely knows his stuff. I’m glad to know I have a trusted plumber on my list now!!

If Brennan is busy Neil is also super great!!
Ann Grant
5 days ago
Kwame Kilgore is a very knowledgeable and thorough professional to represent your fine company. He explained all in detail and added timeframes for each part of his work order here. We have not experienced such detail to this degree ever. He is one fine ambassador for RSAndrews. We are requesting him to be our permanent technician after today’s experience. Thank you! The Grants.
David Erdmann
5 days ago
Pau was great. He did a great job and completed the job quickly. His recommendation saved me money.👍
Linda Tolliver
5 days ago
James did an Exceptional Job!!!☀️
Paul Reid
5 days ago
RS Andrew install team showed up on time was very knowledgeable, polite, and professional. Outstanding by all measurements.
alice schubele
5 days ago
Josh was very knowledgeable and patient with explaining all I needed to know.
Margaret McDonough
5 days ago
Great job!! We will call again when we need help.

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