Solar water heater heat the water from the force of the sun. There are two types of heaters, the passive and active. The passive has no moving parts and the active requires a pump and manager. The passive heater is the oldest style of solar water heaters.
The active system will have a holding tank and one or more solar collectors possibly mounted on the roof. There is a controller that senses the water temperature of the water leaving the solar collectors and the water at the holding tank. The controller will know when to turn the pump on or off according to the temperatures it senses.
Finally, the security it provides at night makes it a worthy investment. Outdoor lights help you get better the visibility during the night and at the same time keep away unwelcome visitors from your property. These earnings of solar lighting should already induce you in getting yourself into solar equipment.
Last edited by Cass; 10-22-2009 at 09:57 AM.
Solar energy had been pretty popular now a days in some countries well this kind of energy source is made possible by solar panels, it helps a building or a household to get energy from a natural resources and turn it into a useful energy as a source of electricity besides of the solar energy wind and geothermal energy had been pretty famous too
Too many of us are hung up on what we don't have, can't have, or won't ever have. We spend too much energy being down, when we could use that same energy - if not less of it - doing, or at least trying to do, some of the things we really want to do like solar training?