With numerous Best Condensing Tankless Water Heater brands to select from – including big names like Rheem,Rinnai,Takagi – picking the right product can feel overwhelming. But we’re here to simplify your search for the perfect Best Condensing Tankless Water Heater.
We thoroughly tested and evaluated a wide range of top Best Condensing Tankless Water Heater contenders to help you navigate the crowded market. Our stand-out favorite is Rheem Best Condensing Tankless Water Heater for its unparalleled quality and top-tier features. Below you’ll discover more of our top-rated Best Condensing Tankless Water Heater picks currently available.
Make sure to consult our buying guide too for valuable insights on choosing the ideal product for your needs. It covers all the key factors when shopping for a Best Condensing Tankless Water Heater. With our research backing your decision, you can confidently invest in a Best Condensing Tankless Water Heater you’ll truly love.
Editor's Choice
Rinnai RU160iN Condensing Tankless Hot Water Heater, 9 GPM, Natural Gas, Indoor Installation
Premium Pick
Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per
Budget Pick
Rinnai V94XiN Tankless Hot Water Heater, 9.8 GPM, Natural Gas, Indoor Installation, SCAQMD Approved
Top 10 Best Condensing Tankless Water Heater
We researched and compared the top products in the Best Condensing Tankless Water Heater category to provide you with these recommendations.
1. Rheem Prestige Condensing Tankless Indoor Natural Gas Water Heater 6.8 GPM - RTGH-68VLN-2
- Hot water without the wait - or the waste
- Low operating cost - High energy efficiency and water savings setting
- Space Savings - Compact, space-saving design. Perfect for a tank replacement.
- Water & Gas Leak Detection will shut down unit and provide an error code
- For Indoor use only
2. Rinnai RU160iN Condensing Tankless Hot Water Heater, 9 GPM, Natural Gas, Indoor Installation
- Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
- Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
- Optimal Water Pressure: Up to 7 GPM hot water flow rate for a powerful, constant stream
- Instant Heating: Equipped with Circ-Logic - Pair with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation
- Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively. Wifi monitoring.
3. Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per
- Endless hot water, On-demand usage, Compact, Space saving, Energy conservation
- Computerized safety features, No pilot light to have to worry about
- Safety features include freeze, overheat, surge protection, and troubleshooting diagnostic codes
- Satisfies the 2012 SCAQMD Rule 1146.2 for Ultra-Low NOx Emissions
- Primary heat exchanger utilizes commercial-grade copper alloy for 25 times better heat transfer than stainless steel, Integrated controls and power cord as standard features
4. Rinnai V94XiN Tankless Hot Water Heater, 9.8 GPM, Natural Gas, Indoor Installation, SCAQMD Approved
- Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
- Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
- Optimal Water Pressure: High-performance up to 9.8 GPM hot water flow rate for a powerful, constant stream
- Enhanced scale detection lessens possibility of serious, long-term damage to unit
- Guaranteed to Last: 10-, 5-, and 1-year residential factory warranty for heat exchanger, labor, and parts, respectively
5. Rheem Prestige Condensing Tankless Outdoor Natural Gas Water Heater 9.5 GPM - RTGH-95XLN-2
- Hot water without the wait - or the waste
- Low operating cost - High energy efficiency and water savings setting
- Space Savings - Compact, space-saving design. Perfect for a tank replacement.
- Water & Gas Leak Detection will shut down unit and provide an error code
- For use outdoors with freeze protection up to -30 degrees
6. Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater with Built-in Recirculation
- Hot water without the wait - or the waste
- Low operating cost - High energy efficiency and water savings setting
- Space Savings - Compact, space-saving design. Perfect for a tank replacement.
- Water & Gas Leak Detection will shut down unit and provide an error code
- Auto-Learn Programming - tracks water usage over a period of time and auto-programs to meet hot water needs at peak times
7. Navien 199,000 BTU, 0.96 UEF, 11.2 GPM Maximum Flow Rate, High-Efficiency, Natural Gas, Condensing
- This bundle includes a NPE-240S2 tankless water heaterand LP conversion kit. The NPE-S2 line of water heaters are so efficient that they outperform much larger capacity non-condensing competitors.
- More output for the money, lower installation costs, and lower operating costs for customers make the NPE-240S2the best choice for your next installation.
- The NPE-240S2 can be cascaded with up to 32 units with Ready-Link technology. When a unit gets up to 80% capacity the next unit will turn on to help meet requirements. The cascading system balances out the workload of each unit for longer life.
- Up to 12 units can share a vent reducing building penetrations using the common venting feature.
- This unit comes with a 1-year labor, 3-year parts, and 5-year heat exchanger limited manufacturers warranty from defects arising out of the manufacturing process.
8. Rheem Prestige High Efficiency Condensing Tankless Indoor Liquid Propane Water Heater, RTGH-68DVLP-2
- Hot water without the wait - or the waste
- Low operating cost - High energy efficiency and water savings setting
- Space Savings - Compact, space-saving design. Perfect for a tank replacement.
- Recirculation pump kit ready
- For use indoor only
9. Rinnai V65iN Tankless Hot Water Heater, 6.5 GPM, Natural Gas, Indoor Installation
- Original Design: Tankless hot water heater only heats when necessary to conserve energy; For the latest in non-condensing technology and a cleaner layout that speeds up service and installation, check out our new RE160iN model
- Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: Non-condensing tankless hot water heater from Rinnai is only the size of a small suitcase and fits in a wide variety of spaces, but provides up to 6.5 GPM (5 fixtures at once)
- Smart, Durable Design: Enhanced scale detection helps prevent serious, long-term damage to unit; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
- Professional Installation Recommended: Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
- Find Your Rinnai: See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
10. Rinnai RSC199iN Smart-Circ Condensing Gas Tankless Water Heater, Super High Efficiency Plus Natural
- Smart-Circ Intelligent Recirculation: This tankless hot water heater features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirucation accordinlgy for superior energy efficiency and convenience
- Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This indoor condensing tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 11 GPM (7 fixtures at once)
- Smart, Durable Design: With multiple venting options, water heater fits a wide array of spaces; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
- Professional Installation Recommended: Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
- Find Your Rinnai: See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
Peter
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