Marey ECO035 2.5 GPM Tankless Water Heater Open Box

  • Model: Marey
  • SKU: ECO035
Marey ECO035 2.5 GPM Tankless Water Heater Open Box

Extended Warranty Options Available

2 Year Take-In Warranty     ($12)  
2 Year In-Home Warranty   ($27)  
3 Year Take-in Warranty     ($19)  
3 Year In-Home Warranty   ($37)  
5 Year In-Home Warranty   ($89)  
Warranty has been added in!

Out Of Stock
Ships Same or Next Day
If ordered by 12PM EST
  • Free Shipping.   No Sales Tax *Except TX*
  • No Hassle Returns
  • Price Match On Most Items
  • Manufacturer Direct
  • Exceptional Customer Service
  • Free Replacement Shipping
To place an order over the phone or for immediate assistance, please call (888) 978-4993. For after hours sales please call (888) 999-1522.

Like new condition.  Most open box units are returns that have never been used.   Ships from the manufacturer in FL. Includes same 5 year warranty as new units.

Transit time for most orders: 1-3 days

Manufacturer Refurbished 100% certified by the manufacturer
Manufacturer Refurbished Guaranteed to work like new or your money back
Manufacturer Refurbished 5 year manufacturer warranty
Manufacturer Refurbished Authorized Marey dealer
Manufacturer Refurbished Free same or next day shipping


The ECO035 is the perfect solution for many hot water needs. Wanting to supply hot water to a single point of use, have a faucet that is too far from the Main source, perhaps you planning an addition to your house the ECO035 is your answer. With its reasonable power consumption of 120V with a Max draw of 40 amps it is perfect for older constructions with a limited power supply or perfectly suited for new homes. Utilizing high quality stainless steel water channel and heating chamber it is virtually corrosion proof making routine maintenance almost nonexistent. This heaters adaptive display enables you to position this heater where few of its competitors can, by Being able to install right side up or upside down the possible places to mount this space saving heater are almost endless.


Marey products come with a 5 year manufacturer warranty.
Used & Refurbished

Thousands of units sold with very happy customers and feedback

Used & Refurbished

Refurbished products come directly from the manufacturer, so you can be certain of the quality

Used & Refurbished

Refurbished products are restored by the manufacturer to the same rigorous standards as those set for new products

Used & Refurbished

We offer extended in-home warranties that can be longer than the manufacturer warranty for new items

Used & Refurbished

Each unit is individually tested for performance, whereas only a small subset of new units are tested

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