Rico in Spanish means rich in English just if your talking about money. If your talking about food rico means it's delicious, good, etc. Example, esto huele rico mean this smell good or  que Rica la comida means like delicious food in English. Puerto Rico means Rich Port in Spanish.
Tankless or demand-type water heaters heat water directly without the use of a storage tank. Heat pump water heaters move heat from one place to another instead of generating heat directly for providing hot water. Solar water heaters use the sun's heat to provide hot water.
Choose between a traditional tank water heater or a smaller, eco-friendly tankless water heater. Tank water heaters are traditional water heaters that work with gas and electric fuel sources. They offer a large volume of hot water that can be dispersed to your entire home.