Device which use solar energy to run are great inventions. Many of them are cheap and provide several advantages. The case of solar water heaters is a little different. There are certainly advantages associated with them but there are some disadvantages which you should keep in mind before purchasing one.

If you use solar energy for heating purpose, it is cheaper and energy efficient system. The two major things required for this system are solar collector and solar tank. If you properly make the maintenance, the system can last for 30 years; hence it will save a great deal of money that you need to spend for heating the water.

With the increase in awareness about the depleting natural resources, the lookout for new, renewable, cleaner energy sources has also gained pace.

Tidal Energy is a natural source of energy, but it has some prominent advantages and disadvantages mentioned in this article.