Rheem -36 36kw Tankless Electric Water Heater. The item "Rheem -36 36kw Tankless Electric Water Heater" is in sale since Tuesday, January 28, 2020. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Water Heaters\Tankless Water Heaters". The seller is "jasomarti-46" and is located in Paulina, Louisiana. This item can be shipped to United States.