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Rheem 608112 - RTG-64XLP - Tankless LP Gas Water Heater, Ultra Low NOx, Outdoor, 11K - 150K BTU

Item: RTG-64XP
MFR: 608112
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Rheem RTG is a series of ultra low NOx, mid-efficiency tankless gas water heaters designed for continuous hot water

  • .82 Energy Factor with all copper heat exchanger
  • Intelligent electronic controls designed to increase energy efficiency and safety
  • Third party efficiency listed by AHRI
  • Industry First, 0.26 GPM minimum flow rate, 0.40 GPM minimum activation flow rate
  • RTG-64 for 1-2 bathroom homes*- 6.4 gal./min. at 35°F rise max., 5.6 gal./min. at 45°F rise
Self-Diagnostic System
  • Self-diagnostic system for easy installation and service
  • Digital display shows temperature setting and maintenance codes
  • Hot start programming helps minimize fluctuation in water temperature, referred to as "cold water sandwich", during periods of frequent on/off operation
  • Connects to Metal Fab. Inc., 3"/5" concentric venting without an Adaptor
  • Built-in electric blower
  • Exclusive, Guardian overheat film wrap (OFW)
  • EZ-Link cable available for higher demand applications to connect two tankless units to operate as one
  • Manifold up to six units with an optional MIC-6 manifold control board
  • Manifold up to 20 units with the optional MIC-185 plus the MICS-180 manifold control assembly
Low Emissions
  • Environmentally friendly Ultra Low NOx burner meets SCAQMD rule 1146.2 requirements
High Altitude Compliant
  • High-altitude capability - up to 9,840 ft. elevation above sea level
  • Digital remote control and 10 ft. of thermostat wire included
  • Supplied with a 120 volt power cord (indoor models only)
  • Freeze protection to -30°F
  • EZ- Spec™ Sizing Software - advanced online tool that takes the guess work out of sizing tankless applications
  • *Based on simultaneous showers using 2.5 gallons per minute. Flow rates vary depending on temperature of cold water supply.


NameRheem 608112 - RTG-64XLP - Tankless LP Gas Water Heater, Ultra Low NOx, Outdoor, 11K - 150K BTU
Gemaire Item NumberRTG-64XP
Manufacturer Product Number608112
SKU - PIM Number1407439673876
ERP Number275159
Unit of MeasureEACH
Weight54.0 Pound (lb.)
Length9.8 Inches (in)
Width13.8 Inches (in)
Height23.7 Inches (in)
Hazardous MaterialNo
EPA Cert RequiredNo
Country of OriginSJM
TierMid Efficiency
BTU Input11000-150000
Fuel TypeLP
TypeTankless - Gas
Energy Star RatedYes
Product FamilyRTG
GEM - Case Quantity