Top 10 Best Tankless Water Heater Natural Gas

of November 2024
1
Best ChoiceBest Choice
Twinkle Star 3/4 Inch IPS Isolator Tankless Water Heater Service Valve Kit,
Twinkle Star
Twinkle Star
10
Exceptional
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2
Best ValueBest Value
Rinnai RU199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas,
Rinnai
Rinnai
9.9
Exceptional
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3
Rinnai RL75IN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor
Rinnai
Rinnai
9.8
Exceptional
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4
Rinnai V65iN Tankless Hot Water Heater, 6.5 GPM, Natural Gas, Indoor
Rinnai
Rinnai
9.7
Exceptional
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5
Rheem Prestige High Efficiency 9.5GPM Indoor Natural Gas Tankless Water Heater
Rheem
Rheem
9.6
Exceptional
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6
Rinnai RL94iP Tankless Hot Water Heater, 9.8 GPM, Propane, Indoor Installation
Rinnai
Rinnai
9.5
Excellent
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7
Rinnai V94XiN Tankless Hot Water Heater, 9.8 GPM, Natural Gas, Indoor
Rinnai
Rinnai
9.4
Excellent
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8
Rheem Prestige Condensing Tankless Indoor Natural Gas Water Heater 6.8 GPM -
Rheem
Rheem
9.3
Excellent
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9
Rinnai RL94IN Tankless Hot Water Heater, 9.8 GPM, Natural Gas, Indoor
Rinnai
Rinnai
9.2
Excellent
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10
Rheem Mid-Efficiency 8.4GPM Outdoor Natural Gas Tankless Water Heater
Rheem
Rheem
9.1
Excellent
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11
Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water
TAKAGI
TAKAGI
9.0
Excellent
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About Tankless Water Heater Natural Gas

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Twinkle Star 3/4 Inch IPS Isolator Tankless Water Heater Service Valve Kit, with Pressure Relief Valve, Clean Brass Construction

Twinkle Star 34 Inch Isolation Kit involves hot and cold valves 500WOG with 14 red and blue handles for easy identification and use. Integrated drain valve with brass safety cap for easily maintenance. Equipped with full port ball valve for better flow rate.. Superior Integrated Design This complete kit made from lead free heavy duty brass for years of usage. One-piece forged brass body effectively prevents any leakage or dripping. The main isolation valve set is factory tested to be leak-free so that your heater can be maintained periodically during each flushing sequence.. Certification The components are certified lead free. You will also find CSA certifications on the water flex and the gas flex as a proof of their authenticity. Meets all federal state standards for lead levels in drinking water system components.. Widely Use The tankless kit works with all 34 inch size is suitable for most U.S. residential usage, both residential and commercial gas tankless water heater brand such as Noritz, Rinnai, Rheem, Takagi, Navien and so on..

Rinnai RU199iN Condensing Tankless Hot Water Heater, 11 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 11 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..

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.

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.

Rheem Prestige High Efficiency 9.5GPM Indoor Natural Gas Tankless Water Heater

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 indoor only.

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.

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.

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.

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.

Rheem Mid-Efficiency 8.4GPM Outdoor Natural Gas Tankless Water Heater

Exclusive Water Savings technology conserving up to 1, 100 gallons per year. 157, 000 BTU gas consumed per hour. Exclusive Hot Start Programming minimizes cold water burst by staying in ready-fire state. Recirculation pump ready kit ready. For use outdoors with freeze protection up to -30 degrees. Fuel Type Natural Gas.

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.
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