Trusted by 7429+ Customers

Tankless Water Heater Installation, Repair, and Replacement

Access to instantaneous hot water defines the comfort of a high-functioning South Carolina home. While traditional storage tanks keep 50 gallons of water hot 24 hours a day, a tankless system only activates when you turn on a tap. This shift from batch heating to on-demand flow eliminates the frustration of running out of hot water during back-to-back showers. Preferred Home Services specializes in the total lifecycle of these plumbing units, focusing on precision thermal exchange and maximum energy conservation.

Upgrade your home to a limitless supply of hot water by requesting a professional system consultation today.

Two Preferred Home Services technicians give thumbs up after completing a tankless water heater installation in a residential garage.

Strategic System Installation and Seamless Unit Replacement

Moving from a bulky tank to a wall-mounted on-demand system requires more than just a pipe connection; it requires a calculated understanding of your home’s peak Gallons Per Minute (GPM) demand. Our team handles the entire transition, ensuring your new heating unit is perfectly matched to your family’s actual water usage.

  • Lowering monthly utility overhead occurs when we install high-efficiency units that only consume gas or electricity during active use.
  • Maximizing indoor square footage is a major benefit of replacement, as these compact units free up significant space in closets or garages.
  • Modernizing fuel and venting logistics ensures that your gas lines and exhaust pipes meet current safety standards for high-output burners.
  • Doubling equipment lifespan occurs when we replace 10-year storage tanks with tankless technology designed to last up to 30 years.

Our master plumbers prioritize a clean and professional setup that treats your home’s utility room with the same respect as a finished living space.

Precision Mechanical Repair and Thermal Restoration

A lack of heat or a drop in water volume often indicates a specific mechanical issue within your tankless unit. We approach every repair with a focus on restoring the fire-to-flow ratio, ensuring the internal heating elements engage as needed.

  • Isolating ignition failures to the sensors and spark electrodes can prevent the unit from firing.
  • Neutralizing temperature fluctuations addresses the internal calcification that interferes with the heat exchanger’s performance.
  • Identifying unusual vibration or noise helps prevent mechanical wear from causing a total system lockout.
  • Sealing internal supply leaks protects the sensitive circuit boards and electrical components housed inside the unit.

Every repair visit includes a comprehensive evaluation of your unit’s internal filters and safety bypass valves to ensure reliable operation during your busiest times of the day.

Proactive Descaling and Long-Term Efficiency Maintenance

The primary enemy of an on-demand heater is the mineral content found in the local water supply. Over time, calcium builds up on the heat exchanger, creating a barrier that forces the unit to work harder and run hotter. Our annual maintenance protocols include a high-velocity flush to remove these deposits and preserve your manufacturer’s warranty.

By joining our Preferred Partner Plan, you secure a scheduled defense against efficiency loss. We do not just check the unit; we perform a forensic cleaning of the burner assembly and intake filters to help keep your utility bills as low as possible.

Schedule Service Today!

Why Go Preferred For Full Service Hot Water?

Choosing a team that handles installation, repair, and replacement under one roof provides the accountability you need for such a vital appliance. We have spent over three decades perfecting the science of on-demand heating in South Carolina, ensuring our customers receive expert advice and flat-rate value. When you choose Preferred Home Services, you are choosing a partner dedicated to technical excellence and your family’s daily comfort.

  • Custom GPM calculations overcome the limitations of a small unit by ensuring your heater can handle multiple fixtures simultaneously.
  • Same-day service availability means you never have to wait through a cold weekend for a professional repair or replacement.
  • Flexible payment options make it easier to invest in high-efficiency technology that pays for itself over time.
  • A 100 percent satisfaction guarantee backstops every task we perform, from a simple sensor cleaning to a full-scale system upgrade.

Investing in a specialized hot water team ensures your home maintains a steady and high efficiency thermal supply for decades.

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Traditional & Tankless Water Heaters

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Expert Answers To Common Questions

TESTIMONIALS

Hear From Our Satisfied Customers

Jeffrey Joyner
1 day ago
Replacement of ductwork was flawless. On time, well organized, expedient, and excellent cleanup.
Greg Garey
2 days ago
Very pleased They know what they are doing and get the job done.
D G
2 days ago
Chris was awesome, if I ever need help again I would ask for him
fred mckay
2 days ago
Installation of new HVAC system (2units) was professional and efficient Impressed with the 4 technicians who did the installation
Bo Stiles
2 days ago
Noah was super professional. Came in and fixed us up in no time. Great price. Everything was very top notch.
Sarah Klokochar
2 days ago
Griffin King was an excellent technician who answered all my questions. He was very perfessional and hospitable. Great guy.
Scott Petrak
2 days ago
We had PHS conduct semi-annual HVAC and plumbing inspection today. Josh and Victor did a great job. Very efficient and professional!
Cathy Wright
2 days ago
The tech who came out today was kind and professional. He took care of everything.
Shellee Kuykendall
2 days ago
Knowledgeable technician, the entire process was very professionally conducted. He fixed the problem! Thank you
William Lockard
2 days ago
Had a wonderful experience working with Jacob Carlton yesterday and today. I experienced a catastrophic water heater failure and Preferred Home Services came right away. Jacob was our technician and immediately addressed the situation. He provided several replacement and pricing options. When I asked Jacob about his experiences working with Preferred, he told me he had never been happier with an employer. Super job and will be certain to use their services again in the future.
Valeria Coleman
2 days ago
Adam was an amazing technician. He was polite, friendly and efficient. He arrived in a timely manner and explained everything when the job was completed.
Vanessa
2 days ago
Chris was great. Honest, reliable and fair. No one ever calls these guys because we want too, and we for-sure don’t like spending the extra money unless it involves improving the home, unless I don’t anyway…but Chris was transparent and reasonably priced and the problem was identified. Thanks preferred home services for sending Chris!
Arlene Camp
2 days ago
Service technician was wonderful, as was the scheduler. Good service, but price was steep.
Antwan Brown
2 days ago
Preferred Home Services is the absolute best. During my initial call the representative was so helpful in getting me scheduled at a time that was convenient for my family. Once the Technician arrived he greeted me very well and was very professional the entire intervention. My HVAC was diagnosed very thoroughly for not only the issue l noticed but for future problems that may occur. He did an absolutely amazing job on providing me detailed information with different quotes and invoices to prepare a more flexible financial situation. He was also knowledgeable with any questions that I had. After the visit I got a follow up call to verify if l needed any additional assistance or any other questions. What a great experience!!! I wish l could leave 10 stars for this Google review. Thank you Mr. LB Brown and Preferred Home Services!!!!
Heather Long
2 days ago
I did a bunch of research on things that could be causing what I thought was my air unit to have a weird smell. I used google and all the positive reviews on it caused me to message Preferred! They responded back within 24 hours and assured me they would be able to come out and take a look. Once they got here they immediately knew it was something else. They still checked what I thought was the issue but when they ruled that out they got to work and had a plumber arrive within the hour. They took photos of all the issues and explained how they could fix it. Currently writing this a week later and super satisfied with the work they did and the timeliness! Highly recommended and also my issue was that my drain line disconnected from the septic tank and was leaking under the house.
Dot Kurk
3 days ago
The tech was GREAT! He did a great job explained everything. However my service was plumbing not HVAC.
Katrina Thats It
3 days ago
Very professional. Was able to show up quickly, troubleshoot the issue with my leaking water heater (which was actually a leaking pipe inside of the wall!) gave a really good explanation of what needed to be fixed, and got the job done same day. Thanks Matthew!
IG Friedman
3 days ago
Great tech(Freddie). Very explanatory and personable.

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