Noritz NR71-OD 50W Outdoor Freeze Tankless Water Heater

Noritz NR71-OD Residential Tankless Water Heater is perfect for homes with 1-3 showers. When properly sized, this heater 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. This 631 series unit is available in Liquid Propane Gas models. Built for outdoor use only, this water heater required no additional venting accessories as well.

Features

• Safety Devices: Flame Rod, Thermal Fuse, Lightning Protection Device (ZNR), Overheat Prevention Device, Freezing Prevention Device, Fan Rotation Detector
• Safety lock out - Default max. 120 degrees (refer to owner's manual for higher temp)
• Standard burner - High performance single flame burner
• Fully modulating burner - Automatically adjusts burner level accordingly
• Turbo Flow - Up to 7.1 GPM @ 35 degree temperature rise (6.3 GPM @ 45 degree rise)
• Direct ignition - No standby pilot light
• Thermal fuse - Automatic overheat protection system
• Resin coated PC board - Increases durability and protection from elements
• Automatic air regulator - Monitors internal temperature / maximizes burner efficiency
• Resin coated PC board - Increases durability and protection from elements
• Self-diagnostic onboard computer system
• Back-up battery compatible
• Recirculation compatible
• Qualifies For Up To $1,500 Tax Credit (2009-2010 only)
• WARNING!!! PVC cannot be used for venting. Use only Category III (4" stainless steel venting)

Accessories

• Isolation valves (IK-WV-4)
• Pipe cover (PC-1S)
• Remote controller (RC-7649M; for Canada RC-7650M)
• Remote controller cord (10': RC-CORD10; 26': RC-CORD26)
• Remote controller outdoor junction box (RC-OJB)
• Scale Shield (SS-HB-1)
• Recess box (RB-600) for NR71-OD-LP