New answers tagged installation
I did an area above a garage using a mud (drywall) mixer on a drill and bent wire to fluff it up. For the few bales that I used, it worked well. I used a leaf rake to level it out. On flat ceilings with room to work it would be OK.
Since most of the world's windows are not prefitted with uPVC shutters, prefitting windows with uPVC shutters at the factory is indeed uncommon. On the other hand, expending considerable energy to get something installed satisfactorily is rather common in the world of construction.
They are probably just tinned copper wires in which case it is safe to connect to a bare copper wire. However, you should check the specifications to ensure it is not aluminum wiring. If it is then you need to use appropriately rated connectors to connect the two together.
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