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Marathon High Efficiency Water Heaters

Marathon High Efficiency Water Heaters

Calhoun County REC Members Special Price

50 Gallon Tall Marathon

*Energy Factor - .94
*Diameter – 23 1/2
*Height – 66 3/4






85 Gallon Marathon

*Energy Factor - .91
*Diameter – 28 1/4
*Height – 70 1/4

105 Gallon Marathon

*Energy Factor - .91
*Diameter – 30 1/4
*Height – 70 3/4

Water Heater Prices are subject to change and do not include sales tax. Must be installed on Calhoun County REC lines and a signed load control agreement.




  • Seamless PermaGuard inner tank is made from non-metallic construction to prevent rust, corrosion or leakage.
  • No anode rod required, eliminating potential odor and service problems .
  • Multiple layers of filament-wound fiberglass give the tank unmatched strength.
  • A tough molded outer shell resists dents and scratches.
  • Envirofoam™ insulation completely surrounds the entire tank, reducing standby heat loss.
  • Hot and cold heat traps reduce conductive heat loss by up to 60 percent .
  • Top copper heating element is fused to protect the tank if it is ever operated without water.
  • Lower Teflon-coated element has a stainless steel sheath .
  • Bowl-shaped tank bottom allows water heater to drain more completely.
  • Drain valve is recessed to provide protection from accidental damage or breakage.
  • Wiring panel is mounted on the front edge of the heater for ease of installation
  • Screw-down thermostat provides greater accuracy.





Prices subject to change without notice.

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