Top 10 Best Indoor Tankless Hot Water Heater

of November 2024
1
Best ChoiceBest Choice
Rinnai RL94IN Tankless Hot Water Heater, 9.8 GPM, Natural Gas, Indoor
Rinnai
Rinnai
10
Exceptional
View on Amazon
2
Best ValueBest Value
Rinnai RL94iP Tankless Hot Water Heater, 9.8 GPM, Propane, Indoor Installation
Rinnai
Rinnai
9.9
Exceptional
View on Amazon
3
Rheem Mid-Efficiency 7.0GPM Indoor Liquid Propane Tankless Water Heater
Rheem
Rheem
9.8
Exceptional
View on Amazon
4
Rinnai RU199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas,
Rinnai
Rinnai
9.7
Exceptional
View on Amazon
5
Rinnai RL75IN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor
Rinnai
Rinnai
9.6
Exceptional
View on Amazon
6
Rheem Prestige High Efficiency 9.5GPM Indoor Natural Gas Tankless Water Heater
Rheem
Rheem
9.5
Excellent
View on Amazon
7
Rinnai V65iN Tankless Hot Water Heater, 6.5 GPM, Natural Gas, Indoor
Rinnai
Rinnai
9.4
Excellent
View on Amazon
8
Rheem Prestige Condensing Tankless Indoor Natural Gas Water Heater 6.8 GPM -
Rheem
Rheem
9.3
Excellent
View on Amazon
9
Rinnai RUCS75iN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor
Rinnai
Rinnai
9.2
Excellent
View on Amazon
10
Rinnai V94iN Tankless Hot Water Heater, 9.8 GPM, Natural Gas, Indoor
Rinnai
Rinnai
9.1
Excellent
View on Amazon

About Indoor Tankless Hot Water Heater

Click here to learn more about these products.

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.

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.

Rheem Mid-Efficiency 7.0GPM Indoor Liquid Propane Tankless Water Heater

Continuous Hot Water never run out of hot water, even with back-to-back showers. Tankless Gas Water Heaters are cost saving and energy efficient. Reduces Energy Consumption - Automatically adjusts the amount of energy required to heat the water you need. Reduces Energy Consumption - Automatically adjusts the amount of energy required to heat the water you need. Easy, Convenient Control Easily adjust water temperature ranging from 85F140F.

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.

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 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 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 RUCS75iN Tankless Hot Water Heater, 7.5 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 High-performance 7.5 GPM hot water flow rate for a powerful, constant stream. Multiple venting options available including PVCCPVC using the Ubbink Concentric to Twin Pipe adaptor allow for an easy installation. Guaranteed to Last 12-, 5-, and 1-year residential factory warranty for heat exchanger, parts, and labor respectively.

Rinnai V94iN Tankless Hot Water Heater, 9.8 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 RE199iN 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 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.
Disclaimer