EcoSmart specializes in energy-efficient, electric tankless water heaters and, in some regions, heat pump technology, providing on-demand hot water with up to 99.8% energy efficiency. Their self-modulating technology reduces energy consumption, saving up to 50% on utility bills. Models include the compact ECO 11 (point-of-use) to the powerful ECO 36 (whole-home). Keywords: Energy Efficiency,Space-Saving, DesignSelf-Modulating Technology. Hours: 24 read full review »