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Rheem 642000 - PROG28-30U RH63 Professional Classic Water Heater, Natural Gas, Ultra Low Nox, 30K BTU, 28 Gallon, Tall

Item: PROG2830U-642000
MFR: 642000
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Professional Classic™ Ultra Low NOx gas water heaters are SCAQMD rule 1121 compliant with 10 ng/J NOx emissions

  • .60 - .63 EF
  • More hot water at a low operating cost
  • FHR: 53 - 91 gallons for natural gas
  • Recovery: 30.3 to 40.4 GPH at a 90° F rise, depending on model
Guardian System™ and Sensor
  • Exclusive air/fuel shut-off device for double protection
  • Maintenance free - no filter to clean
  • Protective control system that disables the heater in the presence of flammable vapor accumulation
Low Emissions
  • Ultra Low Nox radiant burner design
  • Stainless steel construction
  • SCAQMD Rule 1121 compliant
  • Meets 10 ng/J NOx requirements
  • EverKleen™ patented system fights sediment build-up
  • Reduces fuel costs
  • Provides more hot water
Easy to Light
  • No matches required
Longer Life
  • Premium grade anode rod provides long-lasting tank protection
High Altitude Compliant
  • All models certified up to 5,999 ft. above sea level
  • 38-Gallon short model certified up to 8,400 ft. above sea level
  • Enhanced flow brass drain valve
  • Temperature and pressure relief valve included
  • Low lead compliant
  • Exclusive Rheemglas® lining

  • 6-Year limited tank and parts warranty*
  • With ProtectionPlus™ the 6-year limited tank warranty becomes 10-year
  • * See Residential Warranty Certificate for complete information

  • Units meet or exceed ANSI requirements and have been tested according to D.O.E. procedures. Units meet or exceed the energy efficiency requirements of NAECA, ASHRAE standard 90, ICC Code and all state energy efficiency performance criteria.


NameRheem 642000 - PROG28-30U RH63 Professional Classic Water Heater, Natural Gas, Ultra Low Nox, 30K BTU, 28 Gallon, Tall
Gemaire Item NumberPROG2830U-642000
Manufacturer Product Number642000
SKU - PIM Number1426278443666
ERP Number358284
Unit of MeasureEA
Weight115.0 Pounds (Lb)
Length20.8 Inches (In)
Width17.3 Inches (In)
Height59.5 Inches (In)
Country of OriginMEX
BTU Input30000
Capacity Gallons28
Connection Size3/4
Fuel TypeNatural Gas
Gas TypeNatural Gas
Warranty OfferedYes
Energy Star RatedNo
ComplianceSCAQMD Rule 1121 compliant
UL ListedNo
Product FamilyPROG
GEM - Case Quantity


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