Noritz NR71-SV-NG 7.1 Gallons Per Minute Indoor Standard Vent Natural Gas On Demand Tankless Water Heater

- Item #: BCI1999898

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  • Hard Water Treatment Recommended
  • Covers Recommended

NR71 Collection 7.1 Gallons Per Minute Indoor Standard Vent

(Item doesn't ship to California due to Low Nox regulations-Check out NR83-DVC-NG or NRC83-DV)

The NR71-SV-NG is the perfect small to mid-size residential, apartment and condominium hot water solution. Ideal for applications with up to 3 showers, this indoor/outdoor model requires little added venting components and its durable polyester coated steel casing helps it endure the elements and look great. This natural gas tankless water heater comes with a fully modulating dual flame burner, safety lock-out, and automatic air regulator in place to make certain that you not only have sufficient hot water but that it's temperature is always just the way you like it.

Tankless Water Heater: A major improvement to the standard tank style water heaters, the NR71 series tankless water heater packs a lot of power in a small package. Attach your standard vent unit to Noritz's stainless steel N-Vent system to ensure proper ventilation and a clean lasting look. The compact and efficient Noritz NR71 saves space, energy and water while delivering endless hot water for small residential applications. All of this functionality and efficiency are seamlessly controlled by a self-diagnostic computer system, ensuring the safety of your home and that there is always perfect non-varying hot water for you to enjoy.


  • Natural gas tankless hot water heater
  • High performance single flame burner
  • Thermal efficiency: 83%
  • Turbo flow: Up to 7.1 GPM @ 35 degree Fahrenheit temperature rise
  • Resin coated PC board for protection and durability
  • Automatic air regulator maximizes efficiency
  • Overheat and freeze protection systems installed
  • PVC cannot be used for venting purposes.
  • Includes anchoring screws and power cord

Introducing the latest advancements in tankless water heater technology for your home, Noritz tankless hot water heaters are both eco-friendly and energy efficient, providing savings up to 40% in utility costs. Their gas water heaters warm water on demand, which means you'll always have hot water and it will never run out.

Additional Noritz Links

Our SKU: Noritz NR71-SV-NG

This product is listed under the following manufacturer number(s):

  • Noritz NR71-SV-NG
    Natural Gas

*Denotes a finish or option that has been discontinued

Noritz NR71-SV-NG Product Specifications

Owners Manual
Installation Sheet
Product Catalog
Specification Sheet
CSA Approved Yes
Collection NR71
Configuration Tankless Water Heater
Default Temperature 120
Depth 6.7
Direct Vent No
Energy Factor .83
Energy Star Yes
Fuel Type Natural Gas
Function Non-Condensing
GPM 6.3
Gas Connection 3/4"
Height 23.6
Ignition Type Electronic
Indoor Installation Yes
Low Lead Compliant Yes
Maximum Gas Input 180000
Natural Gas Pressure (Max) 10.5
Natural Gas Pressure (Min) 4
Natural Gas Thermal Efficiency 83%
Outdoor Installation Yes
Product Weight 41
Temperature (Max) 150
Temperature (Min) 100
UL Listed No
Voltage 120
Water Connection 3/4"
Water Pressure (Max) 150
Water Pressure (Min) 15
Width 13.8

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