It isn't clear from the picture and I guess it's too obvious, but if you have a neighbour, they can climb from their roof. That's how my neighbour got his insta

It isn't clear from the picture and I guess it's too obvious, but if you have a neighbour, they can climb from their roof. That's how my neighbour got his installation done. I have seen them do more complicated installations (4 floors scaffolding + crane to lift panels), I don't know why they refuse that one.