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Table of Contents
- 1 Best Rheem Tankless Water Heater Reviews
- 2 Offers and Discounts
- 3 Cheap Rheem Tankless Water Heater
- 4 Buy Rheem Tankless Water Heater Online
- 4.1 EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW - Quantity 1, 17 x 17 x 3.5
- 4.2 Rinnai RL94IN Tankless Hot Water Heater, 9.8 GPM, Natural Gas, Indoor Installation
- 4.3 Rheem RTG-95DVLN-1 Water Heaters, Gray
- 4.4 Rheem 18kW 240V Tankless Electric Water Heater
- 4.5 Rheem SP20060 Electric Water Heater Tune-Up Kit, 2
- 4.6 Rinnai RU199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation
- 4.7 Rheem HotWave Multipurpose Heated Hose Nozzle Sprayer, Red
- 4.8 Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY
- 4.9 Rheem 11kW 240V Tankless Electric Water Heater
- 4.10 Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray
- 5 Best Rheem Tankless Water Heater 2025
Best Rheem Tankless Water Heater Reviews
- Endless on-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
- Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 17 x 17 x 3.75 inches
- Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used. Save up to 50% in water heating costs according to the Department of Energy
- EcoSmart ECO 27 Sizing; Refer to the sizing map. Requires 3x40 AMP Double Pole Breaker, 27-kilowatt tankless electric water heater ideal for providing hot water for whole home applications; provides between 2.7 and 6.5 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
- Warranty and Certifications; Limited Lifetime Warranty on electronics, exchanger and element; UL-499 certified; ETL Listed
- Required Breaker Quantity: Three 40 Amp Double Pole
- 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
- EcoNet is the Brains of Rheem Smart Air and Water Products, using the latest in sensor technology, the EcoNet Smart Monitoring System offers a new level of protection, comfort and energy savings
- Flow rate range from 0.26 GPM minimum to 9.5 GPM maximum flow rate
- Temperature varies from 80F minimum to 140F maximum temperature, preset at 120F from the factory
- Electronic ignition requires 200 watts, and provides reliable ignition for many years
- Constructed from copper and stainless steel for rugged durability
- Endless on-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
- Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 17 x 17 x 3.75 inches
- Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used. Save up to 50% in water heating costs according to the Department of Energy
- EcoSmart ECO 27 Sizing; Refer to the sizing map. Requires 3x40 AMP Double Pole Breaker, 27-kilowatt tankless electric water heater ideal for providing hot water for whole home applications; provides between 2.7 and 6.5 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
- Warranty and Certifications; Limited Lifetime Warranty on electronics, exchanger and element; UL-499 certified; ETL Listed
- Required Breaker Quantity: Three 40 Amp Double Pole
- 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
- EcoNet is the Brains of Rheem Smart Air and Water Products, using the latest in sensor technology, the EcoNet Smart Monitoring System offers a new level of protection, comfort and energy savings
- Flow rate range from 0.26 GPM minimum to 9.5 GPM maximum flow rate
- Temperature varies from 80F minimum to 140F maximum temperature, preset at 120F from the factory
- Electronic ignition requires 200 watts, and provides reliable ignition for many years
- Constructed from copper and stainless steel for rugged durability
Offers and Discounts
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Cheap Rheem Tankless Water Heater
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Buy Rheem Tankless Water Heater Online
EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW - Quantity 1, 17 x 17 x 3.5
- Endless on-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
- Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 17 x 17 x 3.75 inches
- Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used. Save up to 50% in water heating costs according to the Department of Energy
- EcoSmart ECO 27 Sizing; Refer to the sizing map. Requires 3x40 AMP Double Pole Breaker, 27-kilowatt tankless electric water heater ideal for providing hot water for whole home applications; provides between 2.7 and 6.5 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
- Warranty and Certifications; Limited Lifetime Warranty on electronics, exchanger and element; UL-499 certified; ETL Listed
- Required Breaker Quantity: Three 40 Amp Double Pole
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 RTG-95DVLN-1 Water Heaters, Gray
- EcoNet is the Brains of Rheem Smart Air and Water Products, using the latest in sensor technology, the EcoNet Smart Monitoring System offers a new level of protection, comfort and energy savings
- Flow rate range from 0.26 GPM minimum to 9.5 GPM maximum flow rate
- Temperature varies from 80F minimum to 140F maximum temperature, preset at 120F from the factory
- Electronic ignition requires 200 watts, and provides reliable ignition for many years
- Constructed from copper and stainless steel for rugged durability
Rheem 18kW 240V Tankless Electric Water Heater
- 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
Rheem SP20060 Electric Water Heater Tune-Up Kit, 2
- Sp20060
- Repair Kit
- Plumber'S Pack
- Brand Name: Rheem
Rinnai RU199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation
- Endless Hot Water: Our tankless hot water heaters offer unlimited whole-home hot water flow and come equipped with Circ-Logic for pairing with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation
- Energy and Space Efficient: The tankless design of this small hot water heater saves on space and conserves energy as it heats only when necessary
- Optimal Water Pressure: With a hot water flow rate of up to 11 GPM, this tankless water heater provides a powerful, constant stream that can accommodate up to 7 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 water heater; We do not recommend installing a water heater without a technician
- Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively; Wifi monitoring available with Controlr module (not included)
- ENERGY STAR qualified with Uniform Energy Factor of 0.105
Rheem HotWave Multipurpose Heated Hose Nozzle Sprayer, Red
- ON-DEMAND HEATED WATER OUTDOORS: Rheem HotWave provides on-demand heated water outdoors whenever and wherever it's needed. Safe and easy to use, HotWave gives you control of the water temperature, spray patterns, and water pressure.
- FITS STANDARD GARDEN HOSE & OUTLET: Simply connect to a standard garden hose and electrical outlet. HotWave comes with a 25’ electrical cord with GFCI, 120V, 15 AMP connection.
- FOUR ADJUSTABLE SPRAY PATTERNS: Choose from four versatile spray patterns; Flat, Jet, Center, and Shower. Ideal for a large variety of jobs such as pet grooming, rinsing off outdoor furniture and patio items, and camping/RV living.
- WATER PRESSURE CONTROL AND TRIGGER LOCK: Easily control the water pressure by pushing the control lever with a single finger. For jobs that require continuous water flow, use the convenient trigger lock mechanism that allows you to keep a steady stream without having to squeeze the trigger.
- HEATED WATER FOR OUTDOOR/RV LIVING: Having heated water as you travel in your RV or go camping can make the outdoor experience even more enjoyable. HotWave is perfect for washing or rinsing your dishes outside. The hook attachment feature on HotWave even allows you to hang it outdoors and use it as a shower.
Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY
- External adjustable digital thermostatic control with LED display (+/1 degree accuracy
- Durable Copper immersion two heating elements, field Serviceable.Self-modulating power control
- Simple installation – 1/2 NPT adapters included; side 1/2 inch Compression water connections
- 99.8% energy efficient. External controls to adjust temperature in increments of 1°f. Water-Saver Shower Head – 1.5 GPM
- Threaded for easy replacement, simple installation, digital temperature display 54 A. 13kW Model Flow Rate: up to 3.17 GPM
- 54 A
Rheem 11kW 240V Tankless Electric Water Heater
- ON/OFF Dial Control with adjustable digital temperature display
- Self-modulating power control
- 11kW Model Flow Rate: up to 2.68 GPM
- Side 1/2" NPT water connections
- On demand, consistent and continuous hot water
Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray
- ON/OFF Dial Control with adjustable digital temperature display
- Self-modulating power control
- 24kW Model Flow Rate: up to 5.9 GPM for RTEX-24
- Bottom 3/4" NPT water connections
- On demand, consistent and continuous hot water
After seeing the best Rheem Tankless Water Heater 2024 lets look into the future:
Best Rheem Tankless Water Heater 2025
These are the new Rheem Tankless Water Heater releases available. Will the best Rheem Tankless Water Heater 2025 be among them?
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Last update 2021-09-03. Price and product availability may change.