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HomeProductsHomeownersWater HeatersTankless Water Heaters

Tankless Water Heaters

With a full line of Rheem® tankless water heaters to choose from, there’s sure to be one that’s the right fit for your family.
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Natural Gas
Propane Gas
CRTGH Series Super High Efficiency Condensing Tankless Gas Water Heater with Built-In Wi-Fi
6.6-9.5 GPM
  • .93 UEF Rated
  • Built-in EcoNet® Wi-Fi Technology
  • LeakGuard® Leak Detection and Prevention System
  • Indoor Model Only
Performance Series Tankless Electric RETEX- 3.5, RETEX-6 kW
  • UEF up to 0.95
  • Flow Rate up to 1.6 GPM (See specification sheet for the GPM on each model)
  • Digital temperature control in 1-degree increments ranging from 80°F - 140°F (26°C - 60°C)
  • Two 0.35 GPM aerators are included for optimal temperature output and performance
Performance Series Tankless Electric RETEX-18 kW
7-7 GPM

Performance Series Tankless Electric RETEX-24, RETEX-27 kW
7-7 GPM
Professional Classic Series Tankless Electric RTEX-04T kW, RTEX-06T kW
Professional Classic Series Tankless Electric RTEX-04T kW, RTEX-06T kW
Professional Classic Series Tankless Electric RTEX-11 kW
5-5 GPM

Professional Classic Series Tankless Electric RTEX-36 kW
6.5-6.5 GPM

Natural Gas
Propane Gas
Rheem IKONIC™ SUPER HIGH EFFICIENCY CONDENSING TANKLESS GAS WATER HEATER WITH RECIRCULATING PUMP
8.4-11.2 GPM
  • .96 UEF – ENERGY STAR® Rated
  • Save up to 33% per year in energy costs
  • Qualified for local utility rebates
  • Built-in WiFi
Natural Gas
Propane Gas
Rheem® ThermaForce™ Super High Efficiency Condensing Tankless Gas Water Heaters
10.1-10.1 GPM
  • Up to .90 UEF
  • Save up to 32% annually in energy costs 
  • Only 4 moving parts - Damper, Fan, Gas Valve, Mixing Valve
  • Built-in Illuminated Touchscreen Control Panel
Professional Classic Series Tankless Electric RTEX-18 kW
3.2-3.2 GPM
  • UEF up to .94
  • Flow rate up 1.8 - 3.2 GPM
  • Durable powder-coated shell with a galvanized steel backplate.
  • Digital thermostatic temperature controls in 1-degree increments ranging from 80°F - 140°F (26°C - 60°C)
Professional Classic Series Tankless Electric RTEX-27 kW
4.9-4.9 GPM
  • UEF up to .94
  • Flow rate 2.7 - 4.9 GPM
  • Durable powder-coated shell with a galvanized steel backplate
  • Digital thermostatic temperature controls in 1-degree increments ranging from 80°F - 140°F (26°C - 60°C)
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