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Marathon Series

Rheem Marathon™ lifetime electric water heaters feature a high-efficiency design with a lightweight tank that won't corrode

 

Features:

  • Seamless, blow-molded, polybutene tank - impervious to rust and corrosion

  • Multiple layers of filament wound fiberglass give the tank unmatched strength

  • Polyurethane Envirofoam™ insulation helps reduce energy consumption

  • The highest energy factors (EF) available!

  • Pipe wrap energy saving kit included to achieve maximum energy savings

  • Recessed drain valve is out of the way of brooms and scrubbers

  • Tough molded polyethylene outer shell resists dents and scratches

  • Bowl shaped bottom allows complete sediment draining

  • High temperature polysulfone dip tubes

  • Thermally fused upper element provides protection against "dry-firing" - stainless steel incoloy lower element for resistance to lime build-up

  • Factory installed conduit between element control boxes

  • All plastic tank eliminates the need for an anode rod

  • Factory installed temperature and pressure relief valve

  • Factory installed vacuum relief valve

 

Marathon Series Models
DESCRIPTION ENERGY INFO
TYPE GAL CAP. MODEL NUMBER

ENERGY
FACTOR

ENERGY STAR®
TALL
40 MR40245 0.94  
  50 MR50245 0.94  

85 MR85245 0.92  
  105 MR105245 0.91  
SHORT 50 MSR50245 0.90