Old aluminum doors and windows how to remove
To try to rely on both sides of the demolition, because the middle position is not supported on the beam easy to collapse.
If you want to demolition of the re-change, you can directly find the balcony so that they demolition, they are more professional will not damage the wall,
If you want to get their own, then the first is the first glass removed, and then take the window frame demolition border
