On 10/06/2014 23:22, Bill Wright wrote:
ss wrote:
I have been asked to attach a small solar charger panel for trickle
charger (maybe 6 inch square) thingy to a garage roof which has
concrete type (not slate) roof tiles.

Does the building not have a mains supply?

Bill

From what I can gather the garage is 50 yards from the house and no
elec supply.