Ruud Achiever Series Atmospheric Gas Water Heater.

Professional Classic Plus™ Atmospheric gas water heaters are engineered for more hot water at a low operating cost


  • .58 – .66 UEF
  • More hot water at a low operating cost


  • FHR: 51 – 87 gallons
  • Recovery: 30.3 to 40.4 GPH at a 90° F rise, depending on model

Guardian System™ & Sensor

  • Exclusive air/fuel shut-off device
  • Maintenance free – no filter to clean
  • Protective control system that disables the heater in the presence of flammable vapor accumulation

Low Emissions

  • Eco-friendly burner, low NOx design
  • Meets 40 ng/J NOx requirements

Longer Life

  • Premium grade anode rod provides long-lasting tank protection

Altitude Certification

  • All models certified up to 5,999 feet above sea level; some certified up to 10,000 feet. Consult factory for specifications


  • Side water connections for space heating applications available on select models
  • Easy to light – no matches required
  • EverKleen™ patented system fights sediment build-up
  • Exclusive Rheemglas® tank lining resists corrosion and prolongs tank life
  • Enhanced flow brass drain valve
  • Temperature and pressure relief valve included
  • Factory installed temperature and pressure relief valve on select models
  • Low lead compliant
  • Standard replacement parts