Tankless Water Heater Replacement in Sandy Springs, GA
Switch to endless hot water with a new tankless water heater in Sandy Springs, GA. HGR Plumbing provides professional replacement services.
- Transparent Pricing
- Dependable Hot Water
- Expert, Licensed Plumbers
- Top Brands Available
Stop Waiting on Lukewarm Showers. Upgrade Your Tankless in Sandy Springs, GA.
Our team is ready to help you choose and install the right tankless unit for your home's needs.
Reliable Tankless Water Heater Replacement for Sandy Springs, GA Homes
HGR Plumbing handles every part of a tankless swap, including removing the old unit, upgrading the gas line if needed, installing new concentric or PVC venting and adding service valves for annual flushing. You get a clean, code-compliant install and a walkthrough of how to keep the heat exchanger healthy.
Our expertise includes:
- Correct venting and condensate drainage system setup.
- Safe gas and electric line connections for new units.
- Gas line sizing and upsizing for 199,000 BTU tankless units

Additional Plumbing Replacement Services in Sandy Springs, GA
When repairs are no longer enough, our replacement services in Sandy Springs, GA deliver modern, efficient equipment installed right.

Customers
Why Choose HGR Plumbing for Tankless Water Heater Replacement in Sandy Springs, GA?
A tankless heater is only as good as its gas supply and venting. We measure both before we quote, so your new unit fires at full output instead of cutting out on high demand.
- Energy Savings, Tankless water heaters only heat water when you need it, which can noticeably reduce energy use compared to traditional tank models, a big plus for Georgia utility bills.
- Scale Protection, Every install includes isolation valves so the heat exchanger can be descaled without cutting into the pipes.
- Endless Hot Water, Stop running out of hot water, even during peak demand, a true luxury for busy Sandy Springs households with multiple showers or large families.
Citywide Coverage
From downtown lofts to suburban homes, our technicians are familiar with the plumbing layouts found throughout Sandy Springs. We make sure every installation meets local codes and your standards.
Experienced Team
Our team of licensed plumbers has broad experience with all major tankless water heater brands and models. They undergo ongoing training to stay current on installation techniques and safety protocols for this specialized equipment.
Safety-First Approach
We follow local code and manufacturer instructions for gas piping, combustion air, condensate disposal and venting terminations. Permits are pulled where required, and we test combustion before we leave.
Trusted Certified Sandy Springs Plumbing Services Professionals
At HGR Plumbing, we take pride in providing licensed, certified plumbing services throughout Sandy Springs, GA. Backed by leading industry credentials, our experienced plumbers combine technical skill with genuine customer care. Whether it is repair, installation, or maintenance, we follow strict safety and quality standards to deliver lasting results you can trust.
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PHCC Plumbing Contractor Recognition
Better Business Bureau (BBB) Accreditation
Angi Certified Pro
ISO 9001 Quality Management CertificationProfessional Tankless Water Heater Replacement Services in Sandy Springs, GA
Tankless vs. Tank Water Heater Replacement Cost in Sandy Springs, GA
When considering tankless water heater replacement in Sandy Springs, GA, it is natural to compare costs. While the upfront installation of a tankless unit can be higher than a traditional tank, the long-term energy savings and longer lifespan often make it the more cost-effective choice. We provide clear, upfront pricing for both options. That helps you make an informed decision based on your budget and hot water needs, with no surprises.

Condensing Tankless Replacement in Sandy Springs
Condensing tankless units like the Navien NPE series or Rinnai Sensei reach efficiencies above 90 percent by recovering heat from exhaust gases. They vent through low-cost PVC and produce acidic condensate that must be neutralized and drained properly. We install a neutralizer cartridge and route the condensate line to an approved drain. Attic and crawlspace temperatures climb quickly in summer, which speeds up wear on supply lines, drain pans, and any plastic piping run through those spaces. Condensing units still save gas because they work year-round on showers, laundry and dishes. We explain the cost difference so you can decide if the efficiency gain is worth it.
Emergency Tankless Replacement in Sandy Springs, GA
A tankless heater that leaks from the heat exchanger or refuses to ignite can leave you with no hot water at all. We offer same-day emergency replacement for common models and can often get a unit installed the day you call. If your exact model is not in stock, we can sometimes do a temporary repair to restore hot water while the replacement ships. We shut off gas and water to stop any leak as soon as we arrive. Call (770) 470-3778 anytime your tankless quits.
Residential Tankless Water Heater Replacement in Sandy Springs
For homeowners in Sandy Springs, upgrading to a tankless water heater offers significant benefits like endless hot water and reduced energy use. We assess your household's hot water demand to recommend the right sized unit, so you get strong performance. Our team handles everything from safely disconnecting your old unit to installing the new tankless system. That includes all necessary gas and water line adjustments and venting changes to meet current codes.
Tankless vs. Tank Water Heater Conversion in Sandy Springs, GA
Considering converting from a traditional tank water heater to a tankless system in your Sandy Springs, GA home? This is a common and beneficial upgrade, but it requires specialized expertise. We handle the entire conversion, which can involve rerouting gas lines, upgrading electrical service, modifying water lines and installing new venting. Our team ensures a smooth transition, so you can enjoy the long-term benefits of a modern, efficient tankless system.
Recirculation Tankless Upgrades in Sandy Springs, GA
If you are tired of running the tap while you wait for hot water, a tankless with a built-in recirculation pump can bring heat to the fixture in seconds. Navien A series and Rinnai units with internal pumps can use a dedicated return line or a crossover valve under the farthest sink. We program schedules so the pump runs only during your morning and evening peaks. That keeps gas use in check while saving thousands of gallons of wasted water a year. This upgrade is a favorite in long single-story ranch homes.
Rinnai Tankless Water Heater Replacement in Sandy Springs
Rinnai is a leading brand in the tankless water heater market, known for its quality and innovation. If your Rinnai unit is aging or malfunctioning, HGR Plumbing provides expert Rinnai tankless water heater replacement in Sandy Springs. We make sure your new Rinnai unit is installed correctly, extending its efficiency and lifespan. Our technicians are familiar with the installation requirements and venting options for Rinnai models, so the upgrade goes smoothly.

Like-for-Like Tankless Swaps in Sandy Springs
When your existing tankless has a cracked heat exchanger or a failed control board that is not worth repairing, a direct replacement is often the fastest fix. We match the new unit to your current gas line, venting type and mounting location whenever possible. Many Rinnai and Navien models share similar footprints, which keeps wall patching to a minimum. We also replace the old service valves if they are corroded or seized. Most like-for-like swaps are finished in four to six hours.
Tankless Water Heater Replacement Near Me in Sandy Springs, GA
If you are searching for tankless water heater replacement near me in Sandy Springs, GA, HGR Plumbing is your local expert. Our service area covers the whole region, so a professional plumber is always close by when you need a new, efficient hot water solution. We are known for quick response times and reliable service for all tankless installations.
Looking for tankless water heater replacement near me in Sandy Springs, GA? HGR Plumbing is your local expert, providing fast and professional service across the whole area. Our team is positioned to respond quickly to your hot water needs, with efficient service right to your doorstep.
HGR Plumbing at a Glance
- Fully licensed plumbing team covering Sandy Springs, GA
- Same-day appointments and 24/7 emergency response
- Upfront, flat-rate pricing before work begins
- 4.9-star rated by 357+ Georgia customers
Sandy Springs Map
Sandy Springs Information
- Population
- 105,793
- Area codes
- 404/770/678
- Service area
- Sandy Springs and communities within 40 miles
- Nearby
- Dunwoody, Brookhaven, Roswell, Smyrna
Municipal water across much of the northern half of Georgia comes from rivers and reservoirs and tends to run soft, which is gentle on fixtures and water heaters. Scale builds inside tankless heat exchangers over time, so a correctly sized replacement with flush valves protects homes in Sandy Springs, GA from early failures.
Expert Services
Trust our professionals for reliable HGR Plumbing solutions in Sandy Springs, GA.
Our Specialized Plumbing Services in Sandy Springs, GA
At HGR Plumbing, we provide a complete range of plumbing services across Sandy Springs, GA. From leak detection to full system installations, our team ensures fast, precise, and affordable service for both residential and commercial properties. Explore our core services below:
How Our Tankless Water Heater Replacement Process Works in Sandy Springs, GA
Our tankless water heater replacement process in Sandy Springs, GA is designed to be simple and efficient, so you get reliable hot water with minimal hassle.
Request a Quote
Contact HGR Plumbing today at (770) 470-3778 to schedule an on-site evaluation for your tankless water heater replacement. Our team will discuss your hot water needs and provide a clear, transparent estimate.
Unit Selection
Based on your home's demands and existing setup, we will help you choose the ideal tankless water heater model. We consider factors like fuel type, flow rate and energy efficiency.
Expert Installation
Our licensed plumbers will carefully remove your old unit and install the new tankless water heater. We make sure all gas, water and vent connections meet Georgia code requirements for safety and performance.
Frequently Asked Questions About Tankless Water Heater Replacement in Sandy Springs
A like-for-like gas tankless replacement typically runs $2,800 to $4,500 installed, depending on the brand and venting. Converting from a tank to tankless often costs $4,000 to $6,500 because of gas line and venting upgrades. We give you a written quote before we start any work.
To prepare for tankless water heater replacement, make sure the area around your existing unit is clear and easy to reach for our plumbers. If possible, clear a path to the installation site and keep pets or children away from the work area. We will handle draining the old unit and all other technical preparations.
A standard tankless water heater replacement usually takes between 4 and 8 hours. This timeframe can vary based on whether we are replacing an existing tankless unit with a similar model or upgrading from a traditional tank water heater. A tank conversion may require more extensive changes to gas lines, electrical or venting.
Often yes, especially when converting from a tank. Many tankless units need three quarter inch gas pipe and a meter that can handle 199,000 BTU on top of your furnace, range and dryer.
Most jurisdictions in Georgia require a permit for water heater replacement, especially when gas piping or venting changes. We take care of permits where they are required.
New tankless water heaters typically come with a manufacturer's warranty, which usually covers the heat exchanger for 10 to 15 years and parts for 3 to 5 years. HGR Plumbing also provides a labor warranty on our installation work for your peace of mind. We will go over warranty details for your chosen unit during your consultation.
Yes. Softened or scale-treated water greatly reduces mineral buildup in the heat exchanger. We can install a scale-reduction filter if a full softener is not in your plans.
HGR Plumbing installs and replaces all major reputable brands of tankless water heaters. Our preferred brands include Rinnai, Navien, Noritz and Rheem, as they are known for their reliability, energy efficiency and long-term performance. We can also order and install other brands based on your preference or home requirements.
What People Are Saying About Our Plumbing Experts?

Mark T.
When our office needed drain cleaning, HGR Plumbing provided quick, reliable service. The plumber arrived on time and made sure every drain flowed perfectly before leaving. Very satisfied.
Drain Cleaning · Brookhaven, GA
Emily R.
I called HGR Plumbing for plumbing repair, and the technician was fast, polite, and thorough. They explained the problem clearly and fixed it the same day. I will definitely hire them again. Highly recommended!
Plumbing Repair · Marietta, GA
James P.
Our commercial plumbing system had a leak under the sink, and HGR Plumbing handled it professionally. The plumbers arrived quickly and restored everything without disruption to our customers.
Commercial Plumbing · Marietta, GA
Laura S.
I scheduled a water heater replacement, and the team made the process smooth and affordable. The new unit works perfectly, and they cleaned up after completing the job.
Water Heater Replacement · Marietta, GA
Sofia M.
Two new toilets installed in one visit, no mess left behind, and the tech even adjusted a faucet he noticed was dripping. Fair pricing and really friendly.
Toilet Installation · Alpharetta, GA
Patricia H.
We had a slab leak that two other companies could not find. HGR Plumbing located it in under an hour, explained our options, and the price matched the quote to the dollar.
Slab Leak Repair · Alpharetta, GA













