Select a Country

Find a Professional in your Area

Find a Professional

When you need a smart, dependable contractor or plumber, count on our team of independent professionals for your heating, cooling and water heating needs.

Marathon

Marathon

Marathon non-metallic electric water heaters are durable, lightweight, and warranted not to leak as long as you own your home*

Non-metallic Tank Features:

  • Seamless, blow-molded, polybutene tank – impervious to rust and corrosion
  • Multiple layers of filament wound fiberglass give the tank unmatched strength
  • Polyurethane insulation helps reduce energy consumption
  • Recessed drain valve is out of the way brooms and scrubbers
  • High temperature polysulfone dip tube
  • Tough molded polyethylene outer shell resists dents, scratches, and salt air

Efficiency

  • 50 - 85 Standby Watt Loss
  • Well insulated for reduced standby heat loss
  • Pipe wrap energy saving kit included to achieve maximum energy savings

Performance

  • FHR: 37 - 83 gallons, depending on model
  • Recovery: 21 GPH at a 90° F rise

Easy Installation & Service

  • Marathon’s lightweight tank is easier to maneuver and position. Bowl shaped tank bottom drains completely.
  • Bowl shaped tank bottom allows complete sediment draining
  • Water tight grommets keep out overhead moisture and condensation

Plus…

  • Thermally fused upper element provides protection against dry-firing
  • Titanium lower element for superior resistance to lime build-up
  • Full-flow, brass drain valve
  • Temperature and pressure relief valve
  • Low Lead compliant
  • Standard replacement parts



Product Info

Warranties
Residential Application: Lifetime limited warranty on tank and 6-years on parts*

Commercial Application: 5-year limited tank warranty and 1-year on parts†

*Warranty is provided to original customer in a residential application after online product registration is complete. Registration must be completed within 90 days of installation. See Warranty Certificate for complete information
†See Warranty Certificate for complete information 

By continuing to use this website, you agree to our use of cookies. For more information, see our Privacy Statement.

OK
Thanks for Visiting!
But Before You Go
We need your help.

Can you spend 90 seconds answering a couple questions for us about your visit today?

No sign-ins, no names, just your anonymous feedback we'll use to make improvements with you in mind.

Let's Go!