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Rinnai Tankless Water Heater
Rinnai On Demand Hot Water Heaters - fueled by Natural Gas or Propane
Indoor Hot Water Heater Models


Rinnai Tankless Water Heaters are eligible for a 2009 Tax Credit.
Click here for more information.



Rinnai Tankless Water Heater - Model R75I (REUVA2528) R75Lsi (REUVA2528)
Rinnai Tankless Water Heater


The Rinnai Water Heater Model R75I (REUVA2528) offers an endless supply of hot water through multiple outlets simultaneously. With the Rinnai R75I (REUVA2528), homeowners will be able to run up to two showers at the same time. The Rinnai Tankless Water Heater - Model R75I (REUVA2528) mounts inside.
Click here to to see Rinnai tankless water heaters Model R75I prices and buy
  • Natural Gas or Propane Gas Models
  • 15,000 to 180,000 Btu
  • 5.6 GPM (55 F rise) / 0.7 min to 7.5 max GPM
  • 98-140 Degree Settings
       98 - 185° F with (MCC-91 controller)
  • Height 26" Width 14" Depth 10"
  • No Pilot Light - Direct Electronic Ignition
  • Maximum Hot Water Capacity - 7.5 GPM (multiple points of use)
  • Newly Designed Commercial-Grade Heat Exchanger
  • New Integrated Condensate Collector
  • On-Board Diagnostics and Safety Monitoring
  • EZ Connect (connects 2 units together without use of a control board
  • High-Altitude Operation Up To 10,000 Feet Without Additional Parts
  • Eligible for a 2009 Tax Credit - see details here

Rinnai Tankless Water Heater - Model R94I (REUVA2528) R94I (REUVA2535)
Rinnai Tankless Water Heater


The Rinnai Water Heater Model R94I (REUVA2535) offers an endless supply of hot water through multiple outlets simultaneously. With the Rinnai R94I (REUVA2535), homeowners will be able to run up to three showers at the same time in warmer climates. The Rinnai Tankless Water Heater - Model R94I (REUVA2535) mounts inside.
Click here to to see Rinnai tankless water heaters Model R94I prices and buy
  • Natural Gas or Propane Gas Models
  • 15,000 to 199,000 Btu for Natural Gas
  • 15,000 to 190,000 Btu for Propane Gas
  • 6.0 GPM (55 F rise) / 0.7 min to 9.4 max GPM
  • 98-140 Degree Settings
       98 - 185° F with (MCC-91 controller)
  • Height 26" Width 14" Depth 10"
  • No Pilot Light - Direct Electronic Ignition
  • Maximum Hot Water Capacity - 9.4 GPM (multiple points of use)
  • Newly Designed Commercial-Grade Heat Exchanger
  • New Integrated Condensate Collector
  • On-Board Diagnostics and Safety Monitoring
  • EZ Connect (connects 2 units together without use of a control board
  • High-Altitude Operation Up To 10,000 Feet Without Additional Parts
  • Eligible for a 2009 Tax Credit - see details here

Rinnai Tankless Water Heater - R50LSi R50LSi
Rinnai Tankless Water Heater


The Rinnai Water Heater offers an endless supply of hot water through multiple outlets simultaneously. With the Rinnai R50LSi, homeowners will be able to run up to 2 showers at the same time.
Click here to to see Rinnai tankless water heaters Model R50LSi prices and buy
  • Internal Installation
  • 15,000 to 150,000 Btu
  • ENERGY STAR qualified
  • Energy Factor: .82 for Natural Gas or Propane Gas
  • 4.6 GPM (55 F rise) / 0.6 min to 5.0 max GPM
  • Weight 50 lbs.
  • Water Temperature Range - 98 F to 140 F (Residential Model)
  • Height 26" Width 14" Depth 10"
  • No Pilot Light - Direct Electronic Ignition
  • Maximum Hot Water Capacity - 5.0 GPM (multiple points of use)
  • EZ Connect (connects 2 units together without use of a control board
  • Eligible for a 2009 Tax Credit - see details here

Click here to to see info on the Rinnai tankless water heaters accessories and more

Rinnai Manuals

Rinnai Warranty Info

How to Recirculate Domestic Hot Water

2009 Tax Credit



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  Just Some of our Winter Products - Click Images for more information:
Hydronic Heating - Pumps, Controls, Valves and more. Taco Pumps, Taco Zone Valves, Honeywell Controls, Watts, Azel, Taco Mixing Valves, Cash Acme, Caleffi and more. Gas Space Heaters. Rinnai Space Heaters, Monitor Gas Heater, Eskabe Heaters, Robur Heaters, Empire Gas Heaters PEX Tubing - PEX Radiant Heat! PEX Underfloor heating. Efficient and Warm. PEX tube in 3/8 to 1 inch sizes. Buderus Wood Boilers, Kerr Wood Boiler, Kerr Wood Furnaces, Bederus Coal Boiler, Coal Boilers Hydronic Radiators. Myson Radiators, Myson Fan Convectors, Myson Toe Kick Heaters. Housepex and Houseneeds Classic Radiators. Solar Heating - Solar Pumps, Solar Controls and more! Solar Panels for use on domestic hot water or pex radiant heating systems. High Efficiency Gas Boilers. Embassy ONEX Gas Boiler, Triangle Tube Gas Fired Boiler, Heat Flo Indirect Storage Tanks!
Heating Supplies Gas Space Heaters PEX Tubing Wood Boilers Hydronic Radiators Solar Heating Gas Boilers

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