Fitting a roller shutter to a corner window
You will need 2 adjustable corner plate, this will support the guides.
One end of the corner plate is then fastened to the window frame, the other end fixed to the back of the guides, the corner plate is adjustable so it can fit on wall or in reveal fixings, cut the excess of the corner plate of when you have achieved the correct distance out from the window. The corner plate comes in the colours of the box and guides the adjustable corner plate is $60.00 each.