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Takagi TK-310C-NI Non-Condensing Indoor Tankless Water Heater

Special Price $870.00 Regular Price $1,460.00
In stock
Takagi TK-310C-NI Non-Condensing Indoor Tankless Water Heater - The Takagi TK-310C-NI Tankless Water Heater is Top Selling - In Stock - Features a Flow Rate of 8 GPM Gallons Per Minute GPM at 35 Temperture Rise -TK-310C-NI Takagi Tankless on Sale

Takagi TK-310C-NI Concentric Vent Indoor Non-Condensing Tankless Water Heater


Fully modulating, gas fired, tankless water heater with sealed combustion and power vented flue. Supplies hot water to domestic hot water systems (directly or indirectly) and can be used with water storage tanks, recirculation systems, and/or combined domestic & heating applications.  This heater complies with Ultra-Low NOx regulations of less than 14 ng/J (<20ppm).

Number of showers this unit can handle, depending on ground water temperature - Cooler Climates - 2, Warmer Climates - 3.


  • 0.82 Energy Factor
  • Commercial grade copper heat exchanger
  • Field convertible from natural gas to propane with included conversion kit
  • Designed for indoor use only
  • Concentric venting design for easy roof or sidewall ventilation
  • Ultra-low NOx emissions compliant
  • Certified for use in altitudes up to 10,100 ft
  • 15 year limited warranty on heat exchanger, 5 yrs limited parts Residential use
  • Includes a power cord as standard features


  • Maximum flow rate of 8 GPM at 35°F temperature rise
  • Max BTU Input: 190,000
  • Emissions: Ultra-Low NOx
  • Water Connection Location: Bottom
  • Water Connection: 0.75"
  • Voltage: AC 120V
  • Energy Factor: 0.82
  • Technology: Non-Condensing
  • Dimensions: H 20.5" x W 13.75" x D 10.5"
  • Product Weight: 51 lbs
  • Vent Type: Concentric Vent
  • Vent Size: 3 by 5"
More Information
Weight 55.0000
Manufacturer Takagi
UPC 671657228446
GTIN 00671657228446
Category Tankless Water Heater
Voltage 120V
Energy Source Natural Gas
Energy Factor .82
Flow Rate 8
width 13.75"
Height 20.5"
Flow Rate @ 35 F Rise 8 GPM
Flow Rate @ 45 F Rise 6.9 GPM
Flow Rate @ 65 F Rise 4.8 GPM
Max Flow Rate GPM 8
Water Connection 3/4 Inch
Gas Connection 3/4 NPT
Max Heating BTU 190,000

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