Skip to Content
Serving Jacksonville, St. Augustine & Palm Coast
Emergency Service Available 904-605-8190
Google Reviews
Top
Tankless Water Heater Repair No Extra Fees for Evenings or Weekends

Tankless Water Heater Repair in Jacksonville

Restore Hot Water Quickly With Jacksonville’s Trusted Local Team

A reliable hot water supply is essential for daily comfort—showers, dishes, and cleaning all depend on it. At David Gray, we provide fast, professional tankless water heater repair in Jacksonville to get your system working efficiently again. With over 40 years of local experience, our technicians combine technical skill with knowledge of Jacksonville homes and plumbing systems.

Ready to restore your tankless water heater? Call (904) 605-8190 or send us a message online today to schedule expert service.

Our team is recognized for excellence in service, including:

  • 2024 Angi Super Service Award recipient
  • BBB accreditation
  • HomeAdvisor Top Rated provider

We pride ourselves on honesty, transparent pricing, and attention to detail for every Jacksonville homeowner we serve.

Common Tankless Water Heater Issues We Repair

Jacksonville homeowners commonly experience:

  • No hot water or failure to ignite
  • Fluctuating water temperatures
  • Error codes on digital displays
  • Leaks from around the unit
  • Scale buildup from mineral-rich water
  • System shutdowns under heavy use

We service all major tankless water heater brands, delivering fast diagnosis and expert repair for both standard and complex issues.

Preventive Maintenance Tips for Tankless Water Heaters

Maintaining your tankless system can prevent costly repairs and extend its lifespan. Our Jacksonville team recommends:

  • Annual flushing: Remove mineral deposits to maintain heating efficiency
  • Regular inspections: Check for leaks, corrosion, and wear
  • Monitor digital error codes: Address issues promptly to avoid system shutdowns
Continue Reading Read Less

Our Reviews See What Our Customers Say

    "Will certainly use David Gray services again."

    Clearly explained what needed to be done and why. Worked efficiently and neatly. I’m very pleased.

    Jennifer W.
    "This review is well deserved. Thank you!"

    We are grateful to all the professionals who turned our frown upside down.

    Wes L.
    "The entire David Gray crew was simply awesome!"

    Thanks for doing such a thoughtful and precise job, we are very happy!

    Ryan M.
    "One of the best home service crews at David Gray!"

    They were organized, prepared, careful, thorough, meticulous, pleasant, and incredibly helpful.

    T. Prousis
    "I unequivocally recommend David Gray for any work you need done."

    From start to finish (estimates thru installation) if you use David Gray you will be completely satisfied and happy that you did.

    Cindy S.
    "They are reliable and knowledgeable!"

    Our technician Rowdy did a great job explaining ways to improve our system and was very helpful.

    Stephen B.
    "My husband & I are a very satisfied!"

    Outstanding service on our duct cleaning today from David Grey Heating & Air.

    Jackie G.
    "We were quite impressed with their thoroughness."

    They worked without distractions and cleaned when they completed their work.

    Fern M.



How Jacksonville Climate & Water Quality Impact Your Tankless System

Jacksonville’s hard water and humid climate can create challenges for tankless water heaters:

  • Mineral deposits reduce efficiency and may trigger system errors
  • Humidity and storms increase household hot water demand

Our technicians mitigate these risks by:

Checking for scale during repairs

  • Recommending regular professional flushing
  • Offering maintenance plans tailored to local conditions
  • This local expertise ensures your system performs optimally, year-round.

What to Expect From Our Tankless Water Heater Repair Service

We prioritize professionalism and respect for your home:

  1. Clear estimates and upfront pricing
  2. Flexible scheduling with no extra fees
  3. Shoe covers and clean work areas
  4. Step-by-step explanation of repairs
  5. Tips for ongoing system care
  6. Optional maintenance plans to prevent future issues

We focus on long-term solutions, not temporary fixes, ensuring your tankless water heater runs efficiently for years to come.

Request Tankless Water Heater Service Today

Facing tankless water heater problems? Our Jacksonville team provides fast, reliable repairs that restore your peace of mind. Clear pricing, flexible scheduling, and local expertise make David Gray the trusted choice.

Ready for expert tankless water heater repair? Call (904) 605-8190 or contact us online today for fast, reliable service.

Commonly Asked Questions

How quickly can you repair my tankless water heater in Jacksonville?

We aim for same-day or next-day service whenever possible. Our local presence ensures fast response times without extra fees for evenings or weekends.

Are your pricing and recommendations transparent?

Yes. We provide detailed estimates upfront and explain all costs clearly. Customers appreciate our honest advice and free second opinions with no obligation.

What tankless issues do you handle?

Common problems in Jacksonville include scale buildup, ignition failures, fluctuating temperatures, error codes, and leaks. Our team resolves both minor and complex repairs efficiently.

Will your technicians respect my home during service?

Absolutely. Our team wears shoe covers, keeps work areas tidy, and communicates clearly throughout the repair process.

Does Jacksonville’s water affect my tankless unit?

Yes, mineral-rich water can lead to scale buildup, lowering efficiency and shortening system life. We provide maintenance recommendations to address these local challenges.

Can I get after-hours tankless water heater service?

Yes. We offer evening and weekend repairs with no additional fees. Your comfort is our priority, no matter when the issue occurs.

Why choose David Gray instead of a national chain?

We are a family-owned Jacksonville company with over 40 years of experience. We offer transparent pricing, honest advice, and solutions tailored to local homes and climate—services national chains may not provide.

Contact David Gray

Servicing All Brands
  • Please enter your first name.
  • Please enter your last name.
  • Please enter your phone number.
    This isn't a valid phone number.
  • Please enter your email address.
    This isn't a valid email address.
  • Please lookup your address.
  • Please make a selection.
  • Please enter a message.
  • By submitting, you agree to receive text messages from David Gray at the number provided, including those related to your inquiry, follow-ups, and review requests, via automated technology. Consent is not a condition of purchase. Msg & data rates may apply. Msg frequency may vary. Reply STOP to cancel or HELP for assistance. Acceptable Use Policy
  • Over 40 Years of Service
    Mr. Gray, native to Jacksonville, raised his family while continuing to grow his company. We have recently joined forces with Southern Home Services and are proud to offer the same family-focused service and attention to our customers.
  • Offering Maintenance Plans
    Take the guesswork out of servicing your home's major systems. We provide monthly appointment reminders, discounts, annual and biannual system tune-ups, and much more. Contact David Gray to join the Comfort Club today!
  • All-Encompassing Home Service
    We are proud to offer a full line of Electrical, Plumbing, and Heating & Air services. From ensuring your home's temperature stays ideal, to electrical home automation, to updating bathroom plumbing, our team has you covered!
  • No Extra Fees for Evenings or Weekends

    Enjoy the flexibility of our services with no extra fees for evenings or weekends—convenience at no additional cost!