The TK-310U-I (Indoor) supplies hot water to domestic hot water systems and can be used with water storage tanks, recirculation systems, and/or combined domestic & heating applications.
- 15-year limited heat exchanger, 5 yrs limited parts Residential use
- Energy Factor of 0.82 for Natural Gas or Liquid Propane
- Maximum BTU input 190,000 - Natural Gas or Liquid Propane
- Field convertible from Natural Gas to Liquid Propane
- Maximum flow rate of 8.0 GPM at 35°F temperature rise (4.4 GPM at 70°F rise)
- Includes built-in temperature controller and power cord as standard features
- Safety features include freeze, overheat, surge protection, and troubleshooting diagnostic codes
- Complies with Ultra-Low NOx regulations of less than 14 ng/J (<20ppm)
Specification Information: http://www.takagi.com/media/59166/TBGSS01212.pdf
State of California Proposition 65 Warning: This product may contain one or more substances or chemicals known to the state of California to cause cancer.