Warranties 
Rebate Center 
Sustainability 
Help 
EN 
Marathon
MODEL MRG85245
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
- High efficiency design and a lightweight tank that won't corrode
- Seamless polybutene tank – impervious to rust and corrosion
- 30, 40, 50, 85 and 100 gallon capacities
Select Capacity
12
Gallons
16
Gallons
30
Gallons
40
Gallons
50
Gallons
60
Gallons
70
Gallons
75
Gallons
85
Gallons
100
Gallons
105
Gallons
Check Rebates SKU MRG85245
Model Marathon
Tank Capacity 85
Fuel Electric
Height 66.25"
Single Shower Minutes 39
Number Back To Back Showers 4
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
- .90 - .92 UEF
- 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
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
More Residential Rheem Products
Find additional documentation by viewing these related products.
Electric
Série Classique Professionnelle : Standard ÉlectriqueCapacity 30-55
- .90 - .93 UEF
- Vanne de vidange en laiton à débit amélioré
- Capacités de 19.9 à 55 gallons
Electric
Série Classique Professionnelle : Point d'utilisationCapacity 2-30
- 90 UEF pour le modèle de 30 gallons
- élément chauffant à haut rendement
- Le dispositif de protection contre la surchauffe coupe l'alimentation en cas de température excessive.
Electric
Réservoir de stockage thermique Marathon- Capacités de 50, 85 et 105 gallons, configurations à 2 et 3 ports
- Spécialement conçu pour être installé comme réservoir de stockage thermique
- Raccordements d'eau importants
- Le réservoir est imperméable à la rouille et à la corrosion.
Electric
Gladiateur Platinum PerformanceCapacity 40-55
- Conçu pour protéger votre maison, il permet le contrôle à distance de la température et vous alerte en cas de problème potentiel.
- Chauffe-eau intelligent avec détection de fuites intégrée, vanne d'arrêt automatique et Wi-Fi
- Haute efficacité avec un UEF de 92 à 93
- Disponible en capacités de 40, 50 et 55 gallons
