Tankless Mid-Efficiency 64 Outdoor

Rheem RTG is a series of ultra low NOx, mid-efficiency tankless gas water heaters designed for continuous hot water

Features:

Efficiency

  • 82% energy efficient with stainless steel condensing heat exchanger
  • Intelligent electronic controls designed to increase energy efficiency and safety
  • Third party efficiency listed by AHRI
  • Qualifies for federal tax credit 
Performance
  • Industry First! 0.26 GPM minimum flow rate, 0.40 GPM minimum activation flow rate
  • RTG-95 for 3 bathroom homes*– 9.5 gal./min. at 35°F rise max., 8.4 gal./min. at 45°F rise
  • RTG-84 for 2-3 bathroom homes*– 8.4 gal./min. at 35°F rise max., 6.6 gal./min. at 45°F rise
  • 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
Technology
  • 3"/5" concentric vent system with Integrated condensate collector
  • 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 adapter
  • 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
Plus…
  • 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 – available at www.rheem.com/tankless


DESCRIPTION ENERGY INFO
 64 TANKLESS MODELS
TYPE GAL PER MIN. MODEL NUMBER ENERGY
FACTOR
ENERGY STAR®
Indoor
Direct Vent
8.4 at 35° F rise
6.7 at 45° F rise
RTG-64DVLN .82 EnergyStar
Outdoor
8.4 at 35° F rise
6.7 at 45° F rise
RTG-64XLN .82  EnergyStar

  • Indoor direct vent and outdoor models
  • 11,000 - 150,000 BTU max.
  • 6.8 gal./min. at 35° F rise max.
  • 5.3 gal./min. at 45° F rise max.

Documents

Tankless 64 Outdoor
Available Accessories (US and Canada)
Full Line Brochure (US and Canada)
Mid-Efficiency Brochure (US and Canada)
Revit Model (RTG-64XL-95XL) (US and Canada)
Spec Sheet (US and Canada)
Tax Certification (US)
Use and Care Manual (US and Canada)
Use and Care Manual (US and Canada)
Warranty Information (US and Canada)

Warranties

Parts - 5 Years
Labor - 1 Year
Heat Exchange - 12 Years