A residential version of our highly successful Ultra High Efficiency eF® series, this model boasts an efficiency rating of 95% and complies with the most stringent air quality requirements as a result of its low NOx burner. This unit comes standard with two 1"NPT side tappings that can be used for supplemental space heating purposes and is approved for power vent or power direct vent applications using 2", 3" or 4" PVC, ABS or CPVC.

Product Highlights
Energy Star
Brass Drain Valve


Ultra High Efficiency Features

  • 95% Thermal Efficiency
  • ENERGY STAR® qualified.
  • ICON HD™ Commercial Control System
  • Low NOx Premix Power Burner
  • Self Compensating Negative Pressue Combustion System
  • Intelligent Diagnostics
  • Venting Flexibility (Power Vent or Power Direct Vent)
  • Supplemental Heating Capability
  • Factory Installed Hydrojet® Total Performance System
  • Vitraglas® Lining
  • Direct Spark Ignition
  • Non-CFC Insulation
  • 1"NPT Factory Installed Dielectric Waterway Fittings
  • 1"NPT Side Tappings
  • 2" or 3" Optional Concentric Vent Kit Termination
  • Thermostatic Mixing Device Included
  • Four Protective Magnesium Anode Rods
  • T&P Relief Valve Included
  • Brass Drain Valve

Model Numbers

EFR-1-60T1206EN 60 Gallon Capacity    


Product Literature