Rinnai i090CN I- Series Boiler Max HTG Btu 90K Combi NG



Item ships in 1-2 days!

Product Overview


  • The I- Series i090CN model features Rinnai's exclusive self-cleaning stainless-steel heat exchanger coupled with a secondary flat plate heat exchanger.
  • Multizone control capability allows thermostat and integrated control pumps to connect directly to the boiler that warms the house and the tap water; It also features a safety child-lock that automatically turns off central heating.
  • Our Combi models can deliver whole house heating and simultaneous domestic hot water.
  • This heater features a digital display main screen, a temperature and pressure display, and an outdoor reset sensor with easy parameter settings; adjust the CH temperature between 104°F and 180°F and DHW between 98°F and 140°F.
  • The i090CN provides an input rating of 90K Btu.
  • Fueled with either Natural Gas or Propane this Rinnai condensing gas boiler has obtained one of the highest AFUEs (Annual Fuel Utilization Efficiency) in the industry.
  • Plus, the compact wall-mounted design saves space over traditional boilers.


  • Item Number: i090CN
  • Rinnai Product Category: Condensing Boilers
  • Product Height: 26.4 in / (671 mm)
  • Product Width: 18.5 in / (471 mm)
  • Product Depth: 10.9 in / (276 mm)
  • Product Weight: 73.0 lb / (33 kg)
  • UPC Code: 766156012518
  • Warranty-Residential Standard (HEX / Parts / Labor): 12 yr / 5 yr / 1 yr
  • Warranty- Commercial Standard (Hex/ Parts/ Labor): 5 yr / 5 yr / 1 yr

Additional Rinnai Links

Manufacturer Resources: