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Water Heater Replacement Contractors in Atlanta, GA

Hire water heater replacement contractors in Atlanta with confidence. All 22 ProList Local pros are licensed, insured, and background-checked before listing.

22 contractors in Atlanta

All Water Heater Replacement Contractors Contractors22

R.S. Andrews Plumbing, Heating & A/C

225 Scientific Dr , Peachtree Corners, GA 30092-2905

BBB Accredited A+ rated. Plumber, Electrician, Heating and Air Conditioning ...

Serves: 30301, 30303, 30305, 30306 +32 more

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Plumbing Express

3050 Presidential Dr STE 202 , Atlanta, GA 30340-3916

BBB Accredited A+ rated. Plumber, Drainage Contractors, Plumbing Renovation ...

Serves: 30301, 30303, 30305, 30306 +32 more

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Moncrief Heating & Air Conditioning

935 Chattahoochee Ave NW , Atlanta, GA 30318-3718

BBB Accredited A+ rated. Air Conditioning Contractors, Plumber, Heating and Air Conditioning ...

Serves: 30301, 30303, 30305, 30306 +32 more

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Quick Action Plumbers

1121 Flamingo Dr , Austell, GA 30168-6109

BBB Accredited A+ rated. Plumber, Septic Tank Cleaning, Septic Tank Contractors ...

Serves: 30301, 30303, 30305, 30306 +32 more

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Xpress Drain & Plumbing, LLC

5317 Peachtree Boulevard Ste 304 , Chamblee, GA 30341

BBB Accredited A+ rated. Plumber, Drainage Contractors, Plumbing Renovation ...

Serves: 30301, 30303, 30305, 30306 +32 more

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Cool Air Mechanical

1950 Guffin Ln NE , Marietta, GA 30066-7016

BBB Accredited A+ rated. Heating and Air Conditioning, Plumber, Air Conditioning Contractors ...

Serves: 30301, 30303, 30305, 30306 +32 more

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Rheem Manufacturing Company

1100 Abernathy Rd STE 1700 , Atlanta, GA 30328-5657

BBB Accredited A+ rated. Water Heater Dealers, Heating Contractors, Furnace Repair ...

Serves: 30301, 30303, 30305, 30306 +32 more

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Suncatcher of Atlanta, Inc.

1349 Old Highway 41 Ste 100 , Marietta, GA 30060-7929

BBB Accredited A rated. Solar Energy Equipment Dealers, Pool Supplies, Water Heater Dealers

Serves: 30301, 30303, 30305, 30306 +32 more

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Royal Flush Plumbing, Inc.

2788 Lawrenceville Hwy , Decatur, GA 30033-2513

Plumber, Drainage Contractors, Plumbing Renovation ...

Serves: 30301, 30303, 30305, 30306 +32 more

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Water Heater Replacement FAQ

How long does a water heater last? Tank water heaters typically last 8–12 years. Tankless (on-demand) units last 15–20 years with proper maintenance. If yours is approaching or past those ranges and showing problems, replacement is usually more cost-effective than repeated repairs.

What are signs I need to replace my water heater? Key warning signs include: rusty or discolored hot water, water that never gets fully hot, rumbling or popping noises (sediment buildup), moisture or pooling around the base, or a tank that is 10+ years old. A single failed heating element is repairable; a corroded tank is not.

How much does water heater replacement cost? A standard 40–50 gallon gas tank replacement costs $900–$1,800 installed. Electric models run $750–$1,500 installed. Tankless gas units run $1,500–$3,500 installed. Prices vary by region, fuel type, and access difficulty (closet installs cost more than garage installs).

How long does installation take? A like-for-like tank replacement typically takes 2–4 hours for an experienced plumber. A switch from tank to tankless, or a fuel-type change, can take 4–8 hours due to additional venting, gas line, or electrical work required.

What size water heater do I need? For tank heaters: 30–40 gallons for 1–2 people, 40–50 gallons for 3–4 people, 50–80 gallons for 5+ people. For tankless units, size by flow rate (GPM) and temperature rise needed — a plumber will calculate this based on simultaneous fixture usage.

Is a tankless water heater worth it? Tankless units use 24–34% less energy than tank models and last significantly longer. Upfront cost is 2–3× higher, but long-term savings on energy bills often offset this within 7–10 years. They also provide unlimited hot water and take up less space. Best for homes where gas is available.

What permits are required? Most jurisdictions require a permit for water heater replacement. A licensed plumber handles this automatically. Unpermitted work can cause problems during home sales and may void manufacturer warranties.

Can I DIY a water heater replacement? Gas water heater replacement involves working with gas lines and venting — this is not a safe DIY project for most homeowners. Electric replacements are more approachable, but still require working near the main electrical panel and following strict code requirements. Mistakes can create fire, flooding, or carbon monoxide hazards.