Our Top 10 Recommendations for Rheem tankless water heaters
Up-to-date pricing and reviews for Rheem tankless water heaters on the market
Bestseller No. 1
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
SaleBestseller No. 2
Rheem RTEX-18 18kW 240V Electric Tankless Water Heater, small, 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. 3
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
Bestseller No. 4
Rheem RTGH-RH11DVLP Prestige Series Condensing Tankless Water Heater With Built-In Recirculation, 199,000 Btu
- Programmable timer based activation
- Built-in Recirculation, Reduces Water Waste
- Manufactured in Mexico
Bestseller No. 5
Rheem RTEX-08 8kW 240V Tankless Electric Water Heater, Gray
- ON/OFF Dial Control with adjustable digital temperature display
- Self-modulating power control
- 8kW Model Flow Rate: up to 1.95 GPM
- Side 1/2" NPT water connections
- On demand; continous hot water
SaleBestseller 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
Rheem 240V 4 Heating Chambers RTEX-36 Residential Tankless 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 four heating elements, field Serviceable
- Simple installation – bottom 3/4 inch NPT water connections
- Threaded for easy replacement, simple installation, digital temperature display.Amperage:150 amps.A max flow of 8.0 GPM
Bestseller No. 8
Rheem RTEX-04 3.5kW 120V Point of Use Electric Tankless Water Heater, Gray
- Compact and stylish with digital temperature control in increments of 1f ranging from 80f to 140f
- RTEX04 and RTEX06 only show output temperature and are non thermostatically controlled
Bestseller No. 9
Rheem 240V 3 Heating Chambers RTEX-27 Residential Tankless 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 three heating elements, field Serviceable
- Simple installation – bottom 3/4 inch NPT water connections
- Threaded for easy replacement, simple installation, digital temperature display
Bestseller No. 10
Rheem RTEX-06 6kW 240V Point of Use Electric Tankless Water Heater, Gray
- Push-button ON/OFF control with LED temperature display
- 6 kW Model Flow Rate: up to 1.0 GPM
- Perfect for 1 or 2 sinks
- Bottom 1/2" NPT water connections
- On demand, consistent and continuous hot water
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