Rheem Tankless 4.2 Series
Rheem Tankless Water Heater RTG-42
Provides 4.2 gallons per minute at a 45° F temperature rise; 2.4 gallons per minute at a 77° F temperature rise. (Temperature rise is based on how much the incoming water temperature must be raised to meet the desired output temperature.)
Rheem Tankless Water Heater RTG-42
• Uses Natural Gas or Propane/ INDOOR
• 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
Proper gas pressure must be ensured to supply tankless gas water heaters, up to 118,000 BTU for RTG-42 models and up to 199,900 BTU for RTG-74 models. (Consult your gas supplier)
* For installations above 3,280 feet a high altitude chip is required (RTG42 High Altitude Chip)
* If the water heater is installed anywhere other than a single family dwelling, such as a commercial application, or in any system in which the water is recirculated, the applicable warranty periods will be limited to three (3) year.