Rinnai Tankless Hot Water Heaters

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NEW! $ 630 in rebates and $300 in rebates from Enbridge!

Enjoy fresh, endless hot water to as many as four plumbing and appliance demands simultaneously all at a consistent, pre-set temperature.


Stop planning your mornings and evenings around your water heater. Set your own schedule, thanks to the R75LSi. Ideal for two- to three-bathroom homes, the R75LSi delivers up to 7.5 gallons of hot water per minute (GPM), while saving energy and money. Mount your compact R75LSi in virtually any room, and vent directly to the outside with a single wall or roof penetration.

Key Benefits

  • ENERGY STAR qualified
  • Sleek, modern design
  • Commercial-grade heat exchanger
  • Lightweight and compact
  • Integrated condensate collector
  • EZConnect (connects two units together)
  • Works with natural gas or propane
  • Energy Factor of .82 for both gas types
  • Integrated MC-91-1 digital controller with error code indicator
  • Temperature range with controllers: 98° 160° F
  • 12-year heat exchanger limited warranty for residential installations (5 years on parts, 1 year on labor)
Enbridge Finance

NEW! Add your purchase to your Gas Bill.

  • Dimensions: 14" W x 26" H x 10" D
  • Weight: 50 lbs.
  • Installation : Interior/Residential or Commercial
  • Approved Gas Types: Natural Gas or Propane
  • Minimum/Maximum Gas Rate (Input BTUs): 15,000 - 180,000 NG or LP
  • Hot Water Capacity: 0.6 to 7.5 GPM at 35° rise
  • Energy Factor: .82 for NG or LP
  • Electrical: AC 120 Volts @ 60 Hz
  • Connections: Gas Supply: ¾ inch MNPT
  • Cold Water Inlet: ¾ inch MNPT
  • Hot Water Outlet: ¾ inch MNPT
  • Temperature Range (Min-Max)
  • Residential: 98°-140° F
  • Commercial: 98°-160° F (requires MCC-91 controller)
  • Standard Digital Controller: MC-91-1

Download brochure here.