Get the best technology in green energy water heating! Amazon’s Deal of the Day is 25% off EcoSmart Tankless Water Heaters! There are two different products to choose from. Take a look at the EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts; it’s only $334.85 today! That’s $234.15 off the listed price! Consider the specs: Savings of up to 50% on water heating costs. Dimensions