It has cost us nothing. In fact, it is saving us electricity by turning the space over our roof into a mini green power station, running on free solar energy that previously went to waste.
To find out how you can get your own free mini green power station please take a look at this link:
I've generated an incredible £83 worth of free electricity with @ashadegreener solar panels! http://ashadegreener.co.uk/apply-now?ref=BUFT05554 … #ASG #FreeSolar