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Marathon Thermal Storage Tank Series

Rheem Marathon lifetime thermal storage tanks feature a high-efficiency design with a lightweight tank that won't corrode

 

Features:

  • Specifically designed for installation as a thermal storage tank for solar, geothermal, heat pump and indirect water heating

  • Backup electrical element provides 40 gallons or more of heated water

  • Large, front water connections for lower pressure drop in alternative energy applications

  • Collector feed and return fittings located at front of storage tank for convenient access

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

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

  • Tough molded polyethylene outer shell resists dents and scratches

  • Full port, full flow brass drain valve for fast draining

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

  • Bowl shaped bottom allows for complete sediment removal

  • High temperature polysulfone dip tube

  • All plastic tank eliminates the need for an anode rod

  • Factory installed temperature and pressure relief valve

  • Factory installed vacuum relief valve

 

Marathon Thermal Storage Tank Models
DESCRIPTION 
GAL CAP
MODEL NUMBER
50 MTS50200
 85 MTS852000
105 MTS105200
85 MTS85245
105 MTS105245
85 MTS85345
105 MTS102345


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Warranties

Lifetime Limited Tank Warranty

6-Year Limited Parts Warranty

 

Documents

Marathon Thermal Brochure
Marathon Thermal Spec Sheet
Marathon Thermal Use and Care Manual