NR71-OD-NG Noritz Outdoor Natural Gas Residential Tankless Water Heater (N-0631S)
Noritz NR71 series is perfect for homes with 1-3 showers. When properly sized, they provide an endless supply of hot water to an entire home. With state-of-the-art gas combustion technology, Noritz burners maximize output and provide temperature stability while maintaining low emissions. Built-in features include safety lock-out, freeze protection, and high elevation adjustment. PVC CANNOT be used for venting.
Safety Devices: Flame Rod, Thermal Fuse, Lightning Protection Device (ZNR), Overheat Prevention Device, Freezing Prevention Device, Fan Rotation DetectorSafety lock out - Default max. 120 degrees (refer to owner's manual for higher temp)Standard burner - High performance single flame burnerFully modulating burner - Automatically adjusts burner level accordinglyTurbo Flow - Up to 7.1 GPM @ 35 degree temperature rise (6.3 GPM @ 45 degree rise)Direct ignition - No standby pilot lightThermal fuse - Automatic overheat protection systemResin coated PC board - Increases durability and protection from elementsAutomatic air regulator - Monitors internal temperature / maximizes burner efficiencyResin coated PC board - Increases durability and protection from elementsSelf-diagnostic onboard computer systemBack-up battery compatibleRecirculation compatible
Isolation valves (#IK-WV-7-TH or #IK-WV-7-SW)
Outdoor vent cap (#VC-4-1) for NR71-SV model only.
Pipe cover (#PC-1S)
Remote controller (#RC-7649M; for Canada #RC-7650M)
Remote controller cord (10 ft.: #RC-CORD10; 26 ft.: #RC-CORD26)
Remote controller outdoor junction box (#RC-OJB)
Recess box (#RB-600) for NR71-OD model only.
H2FLOW Anti-Scale System (#H2F)