2, waterproof platform, etc. , generally don't have to consider.
Because this skylight is used with tile roof, it is surrounded by flashing boards.
Pay attention to the picture below
The flashing board under the window is covered on the tile, and the flashing board on the side is inserted in the tile.
Not shown in the picture, there is also a flashing board on it, which is pressed at the bottom of the tile.
Please adopt it in time, thank you.