Tankless Water Heater Services
Tankless Heater Pros is Knoxville's only tankless-only company, specializing exclusively in the installation, repair, replacement, and maintenance of tankless water heaters. Our team has trained technicians who service all major brands including Navien, Rinnai, Rheem, and Noritz. Whether you're experiencing a repair, planning an upgrade, or maintaining your system, we provide expert tankless solutions built for long-term performance.
Why Choose Tankless-Only Specialists?
Tankless water heaters operate differently from traditional tank systems. They require precise setup, proper diagnostic expertise, and brand-specific knowledge. Working with technicians who specialize exclusively in tankless systems means:
- Manufacturer-trained technicians
- Brand-specific diagnostic expertise
- Correct installation for maximum efficiency
- Accurate troubleshooting and service
- Maintenance that protects system lifespan
Certified Brand Expertise
We service, install, and maintain all major tankless brands:
- Navien
- Rinnai
- Rheem
- Noritz
- Bosch
- Takagi
- Eccotemp / Eemax / Others
Each brand has unique components, error codes, and efficiency standards. Our technicians are trained to work with these differences and deliver quality, manufacturer-compliant service.
Our Tankless Water Heater Services
Explore our full range of tankless services. Each category links to a dedicated page with detailed information, processes, and answers to specific insights.
Tankless Repair
Professional repair for specific issues like error codes, temperature fluctuations, and no hot water.
Tankless Installation
Professional installation designed for efficiency, correct sizing, proper venting, and long-term reliability.
Tankless Replacement
Upgrade or replace aging units with current tankless technology built for reliability and efficiency.
Tankless Maintenance
Annual service, flushing, and inspection to extend lifespan and keep your system running at peak performance.
Benefits of Tankless Water Heating
- Endless hot water on demand
- Up to 30% energy savings over tank systems
- Longer lifespan, often 25 to 30+ years
- Space-saving, wall-mounted design
- Reduced risk of flooding or tank failure
Serving Knoxville & Surrounding Communities
We provide service throughout Knoxville and the surrounding East Tennessee region, including:
- Knoxville
- Farragut
- Oak Ridge
- Maryville
- Alcoa
- Karns
- Hardin Valley
- Bearden
- Sequoyah Hills
- West Hills
- West Knoxville
- Northshore
- Lenoir City
- Concord
- Cedar Bluff
- Clinton
- Kingston
- Rockwood
- Tellico Village
Call (865) 407-1147 to confirm service in your area.
Need Tankless Water Heater Service?
Whether you need repair, installation, replacement, or maintenance, our technicians are standing by to help.
