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The Rheem RTG-74DVP is a propane direct vent model that uses a two-pipe configuration; one pipe will bring in combustion air and the other will move the exhaust gases outdoors
Provides 7.4 gallons per minute at a 45°F temperature rise
4.2 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.)
The RTG-74 can provide enough gallons per minute of hot water to supply 3 showers in simultaneous operation, or a shower and 2 sinks in simultaneous operation. All calculations are based on 120° F setting, 105° F delivery temperature, and simultaneous use of above appliances. Rheem Tankless Water Heater.
Features:
Continuous hot water
USC1-117 waterproof remote control is included.
Energy efficient design, no storage tank necessary
Intelligent electronic controls designed to increase energy efficiency and safety
Self diagnostic program
Exclusive combustion monitoring device
Low NOx emissions
Uses 4" Category III stainless steel vents
Supplied with a 120 volt power cord
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 (RTG74 High Altitude Chip)
Rheem Tankless 7.4 Tankless Water Heater - Spec Sheet
Click for Venting Instructions for Rheem Tankless
7.4 Manual PDF
>For Technical Help Call Rheem Direct at1-866-720-20767-days a week from 7 to 7 Central Time