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Rheem RTG-70XLN-1 160,000 BTU Outdoor Natural Gas Non Condensing Tankless Water Heater

by Waiwela
Original price $936.60 - Original price $941.55
Original price
$936.60 - $941.55
Current price $936.60


Rheem Prestige RTGH and RTG is a series of high-efficiency condensing tankless gas water heaters designed for continuous hot water.

Rheem RTG-70XLN-1 is an ultra-low NOx, mid-efficiency tankless Outdoor Natural Gas water heater made for 1-bathroom homes in colder climates and 2-bathroom homes in warmer climates, and is designed to provide continuous hot water. The new RTG-70XLN-1 has a 40% thicker heat exchanger and a new burner pattern that make these new units more durable and efficient.


  • Water savings setting –upon activation, this setting can save homeowners up to 1,100 gallons of water per year 1 by decreasing the flow of water through the pipes until the temperature reaches the heater’s set temperature.

  • Low flow fixture compatible – Industry-first minimum flow rate of .26 GPM and minimum activation flow rate of .40 GPM ensures the user will receive hot water even in the low-demand situation.

  • Recirculation Pump Kit-Ready – Quickly pairs with our Recirculation Pump kit to provide instantaneous hot water at the tap

Product Technologies:

  • Hot-start programming helps minimize fluctuation in water temperature, referred to as a “cold water sandwich”, during periods of frequent on/off operation
  • Guardian OFW™ overheat film wrap
  • EZ-Link™ cable is available for higher-demand applications to connect two tankless units to operate as one
  • Manifold up to six units with an optional MIC-6 manifold control board
  • Manifold up to 20 units with the optional MIC-185 plus the MICS-180 manifold control assembly
  • High-altitude capability – up to 8,400 ft. elevation above sea level
  • Environmentally friendly ultra-low NOx burner meets SCAQMD rule 1146.2 requirements


  • Capacity: 100 Gallons
  • Power Source: AC
  • Item Dimensions LxWxH: 13.88 x 8.88 x 23.63 inches
  • Color: Gray
  • Wattage: 1450 watts
  • Voltage: 120 Volts
  • Material: Stainless Steel
  • Item Weight: 54 Pounds
  • Style: Industry, Outdoor