{Updated} List of Top 10 Best condensing tankless water heater in Detail

Are you looking for best condensing tankless water heater, we’ve consulted top experts who has in-and-out knowledge about the condensing tankless water heater. We choose the top most quality product, which comes with amazing features you’ve never heard before. We have filter more than 100+ of product to give you top 10 list of best condensing tankless water heater.

This list is undoubtedly the best condensing tankless water heater available in the market today. However, if you don’t want to spend more time on filtering and finding which one is good condensing tankless water heater, then you should absolutely go for our Top list of the winner. which comes with all the basic features one could expect in a condensing tankless water heater.


Best condensing tankless water heater – The Winners!


But these three has some more compitions too, Check out below List of Top 10 best condensing tankless water heater.

If you are ready to choose a new condensing tankless water heater, check out our recommendations for the best condensing tankless water heater. But if you’d like to learn more about the various types of condensing tankless water heater available and how to choose the right one for you, read on.


List of Top 10 Best condensing tankless water heater In Detailed


Bestseller No. 1
Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
  • Sleek and compact design with digital output temperature display
  • ECOSMART tankless water heaters are 99.8-percent energy efficient
  • Manufactured in United States
  • Pipe Fittings:3/4 inch NPT
  • Required Breaker:4 x 40 A
  • 150 A
Bestseller No. 2
Rinnai RL94IN Tankless Hot Water Heater, 9.8 GPM, Natural Gas, Indoor Installation
  • Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the latest in non-condensing technology that speeds up service and installation, check out our new RE180iN 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 9.8 GPM (6 fixtures at once)
  • Smart, Durable Design: Includes 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty 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
Bestseller No. 3
Rinnai RL75IN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor Installation
  • Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the latest in non-condensing technology 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 7.5 GPM (5 fixtures at once)
  • Smart, Durable Design: Includes 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty 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
Bestseller No. 4
Rinnai RL94iP Tankless Hot Water Heater, 9.8 GPM, Propane, Indoor Installation
  • Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the latest in non-condensing technology that speeds up service and installation, check out our new RE180iP model
  • Never Run Out of Hot Water with this Compact Propane 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 9.8 GPM (6 fixtures at once)
  • Smart, Durable Design: Includes 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty 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
Bestseller No. 5
Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per Minute, 199,000 BTU
  • 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
Bestseller No. 6
Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater
  • 94-Percent Energy efficient with stainless-steel condensing heat exchanger
  • Intelligent electronic controls designed to increase energy efficiency and safety
  • Third party efficiency listed by AHRI
  • Up to 38-Feet of 3-Inch PVC Pipe or 5-Feet of 2-Inch PVC Pipe
  • Low Nox Version
Bestseller No. 7
Rinnai V65EP Tankless Hot Water Heater, 6.5 GPM, Propane, Outdoor Installation
  • Endless Hot Water: Our tankless hot water heaters let you enjoy unlimited hot water flow throughout the house with a compact and durable design that fits your home and lifestyle
  • Energy and Space Efficient Tankless Gas Water Heater: This small hot water heater conserves energy, only heating when necessary; Enhanced scale detection lessens possibility of serious, long-term damage to unit
  • Optimal Water Pressure: This tankless water heater offers a high-performance hot water flow rate up to 6.5 GPM for a powerful, constant stream that serves up to 5 appliances at once
  • 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
  • Guaranteed to Last: 10-, 5-, and 1-year residential factory warranty for heat exchanger, labor, and parts, respectively
Bestseller No. 8
Rinnai RL94EP Tankless Hot Water Heater, 9.8 GPM, Propane, Outdoor Installation
  • Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the latest in non-condensing technology that speeds up service and installation, check out our new RE180eP model
  • Never Run Out of Hot Water with this Compact Propane 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 9.8 GPM (6 fixtures at once)
  • Smart, Durable Design: Includes 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty 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
Bestseller No. 9
Rheem 18kW 240V Tankless Electric Water Heater, Gray
  • External digital thermostatic control with LED display (+/1 degree accuracy)
  • Most advanced self-modulation, adjust power to meet hot water demand
  • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
  • Simple installation – bottom 3/4 inch NPT water connections
  • Threaded for easy replacement, simple installation, digital temperature display
SaleBestseller No. 10
Rectorseal 68708 1.2-Pound Calci-Free Tankless Water Heater Flush
  • APPLICATION: Calci-Free is an efficient chemical descaler specifically formulated for tankless water heaters found in residential and commercial applications
  • EASY APPLICATION: Tankless water heater cleaner is easy to use with no strong odor; can easily be applied to any type of tankless water heater; no splash crystal product
  • CONVENIENT: Fast acting and cleans heat exchanger quickly; more effective than vinegar; restores water flow, pressure, and circulation in twenty minutes
  • SPECIFICATIONS: Calci-Free tankless water heater flush; 1.2 lbs; contains a unique combination of organic and inorganic cleaners and patented corrosion inhibitors; for routine cleaning to remove calcium and other solid deposits from heating coils in tankless water heaters
  • FOR THE TRADESMAN: RectorSeal is recognized as a leading provider of quality solutions for the professional trades serving heating, ventilation, and air conditioning (HVAC/R), plumbing, electrical, and construction markets

Hope this list of the best condensing tankless water heater will be helpful for you. Feel free to contact us if you have any questions about our site or our reviews, and we will be happy to help you with your purchasing decisions in any way we can.

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