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>>PHOTOVOLTAIC SYSTEMS
MAINTENANCE OF PHOTOVOLTAIC SYSTEMS
One of the main advantages of a photovoltaic system is the insufficient maintenance of which they need. Currently the average life of a photovoltaic system oscillates from the venticinque to trent' the years. In order to maintain them in perfect efficiency it will be enough to clean up of the superficial sanitary napkins every three years. Currently esteem that the cost of installation of a system less damps nel.giro.di nine years (to the South Italy also, thanks to a advanced medium radiation), after that will be begun to earn.
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