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Its award-winning construction makes the Rheem® Marathon® water heater the most durable electric water heater ever made. And its industry-best warranty makes it a smart purchase you can count on for years to come. Connected to Beltrami Electric's load management program, it will save you both energy and money. 


Beltrami Electric Cooperative is the area wholesale distributor of Marathon® water heaters.  We partner with local plumbing and heating contractors to provide these super-efficient water heaters to our members.  Rheem Marathon® non-metallic electric water heaters are durable, lightweight, and warranted not to leak as long as you own your home.  Connected to Beltrami Electric's load management program Marathon water heaters will save you energy and money.  To learn more about Marathon® water heaters, contact our Energy Services Department today at  (218) 444-2540 or (800) 955-6083.

For a list of participating retailers/installers, see below.

Participating Retailers*

Claypool's Plumbing & Heating
(218) 467-3233

Dean Baggenstoss Plumbing
(218) 556-5051

Dick's Plumbing & Heating
(218) 751-4964

Grass Lake Plumbing
(218) 766-7377

Gregg's Plumbing & Heating
(218) 751-1728

Kelly's Plumbing
(218) 368-5462

Lundeen Plumbing
(218) 407-0272

Rick Bergsgaard Plumbing & Heating
(218) 766-5967

Wagner Plumbing & Heating
(218) 751-8697

Walker Electric/Ace Hardware
(218) 547-1515

Wes' Plumbing & Heating
(218) 751-9710


* Retailers not listed here may contact our Energy Services department at (218) 444-2540 for more information on becoming a participating retailer.

Image of two Marathon Water Heaters