Wastes more water than a tank-type water heater. When the demand for hot water is there, water begins to flow through the tankless water heater. The tankless must then heat up the cold water at that moment. The result is more water down the drain while you wait for the water to heat ...
2.2. The Water-Heat Nexus (WHN) General Concept In this work, a new concept of the Water-Heat Nexus (WHN) is introduced, which is based on a specific application of the water-energy nexus. It primarily consists of the analysis of the thermal energy supply and demand requirements of water...