Rheem Models
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Rheem Tankless Water Heater RTG-64
- Direct Vent Model - Indoor Model - Outdoor Models available
- Uses Natural Gas or Propane
- Continuous hot water
- Energy saving design
- Compact, space saving design
- Intelligent electronic controls and sensors
- Self diagnostic program
- Digital display shows temperature setting and maintenance codes
- Exclusive sensing burner technology
- Exclusive film wrap overheat limiter
- Built-in electric blower
- Indoor units use Category III stainless steel vent
- Indoor models supplied with a 120 Volt power cord
- Low NOx emissions meet SCAQMD rule 1146 requirements
- Optional additional remote controls are available.
- 10-Year Limited Warranty on Heat Exchanger
- 3-Year Limited Warranty on Parts
Rheem Tankless Water Heater RTG-84
- Temperature range from 85° to 140°
- Great for homes with 2 to 3 bathrooms
- Same great compact design
- Gas inputs ranging from 11,000 to 180,000 BTUH, fully modulating
- Adjustable for optimal use between sea level an 9,840 feet
- 12-Year heat exchanger warranty
- 5-Year limited parts warranty
- 1-Year limited warranty
- Exclusive Guardian SBT* Sensing burner Technology
- EZ-Link Cable available for high demand to connect two tankless units to operate as ONE
- UMC-117 Remote control thermostat is included with all models (100 F - 140 F setpoint range)
- Requires 18 AWG, 2 conductor thermostat wire for remote control connection. Wire not included
- RTG-66DV Spec Sheet
Rheem Tankless Water Heater RTG-95
- Uses Natural Gas or Propane/ INDOOR and OUTDOOR
- Continuous hot water
- Energy saving design
- Compact, space saving design
- Intelligent electronic controls and sensors
- Self diagnostic program
- Digital display shows temperature setting and maintenance codes
- Exclusive sensing burner technology
- Exclusive film wrap overheat limiter
- Built-in electric blower
- Indoor units use Category III stainless steel vent
- Indoor models supplied with a 120 Volt power cord
- Low NOx emissions meet SCAQMD rule 1146 requirements
- Optional additional remote controls are available.
- 10-Year Limited Warranty on Heat Exchanger
- 5-Year Limited Warranty on Parts
RTGH-95DV indoor direct vent and RTGH-95X outdoor
natural and LP models – 11,000 - 199,900 BTU max.
12-Year on heat exchanger, 5-Year on parts, 1-Year on labor
- 94 Energy Factor (EF) with efficient stainless steel condensing heat exchanger
- 2-Pipe Direct Vent System designed for PVC Pipe, See instructions for details
- Up to 35 ft. of 3" PVC Pipe or 5 ft. of 2" PVC Pipe, See instructions for details
- Industry Best! .26 GPM Minimum Flow Rate, .40 GPM Minimum Activation Flow Rate
- Digital (UMC-117) remote control and 10 ft. of thermostat wire included
- EZ-Link™ cable available for high demand applications to connect two tankless units to operate as one
- Manifold up to 6 units with an optional MIC-6 manifold control board
- Manifold up to 20 units with the optional MIC-180 plus the MICS-180 manifold control assembly
- High-altitude capability – up to 9,840 ft. elevation above sea level (no chip required)
- Exclusive! Guardian OFW™ overheat film wrap
- All Rheem tankless models are third-party efficiency listed by GAMA/AHRI
- Continuous hot water, energy saving and compact, space saving design
- Intelligent electronic controls designed to increase energy efficiency and safety
- Self Diagnostic System
- Digital display shows temperature setting and maintenance codes
- Built-in electric blower
- Supplied with a 120 volt power cord (indoor models only)
- Environmentally friendly Low NOx burner meets SCAQMD rule 1146 requirements
- Freeze protection to -30° F
Rheem Electric Tankless Water Heaters
The Rheem tankless electric products are ideal for point-of-use applications to get instantaneous hot water on demand. All Rheem tankless electric products are energy efficient and designed to fit almost any location.
- Point of Use Water Heating
- Compact Design - Great for under the counter installation and fits almost anywhere
- Water Conservation - Hot water is instantaneous, there is not need to let cold water cycle through
- Industry leading Low Flow Activation - Not need to turn water on completely to activate water heating
- Easy Installation - All water connections provided and product can be mounted & powered without opening the unit
- You can use the Rheem electric tankless products in any of the following locations - Homes, Apartments, Condos, Hospitals, Hotels, Boats, Restaurants, Offices, Labs and anywhere else hot water is needed
- 6 Models to Chose From


