Be leveled

The procedure for installing the erection — before the main repair work or after them, does not matter much. The priority complexity in the installation of roller shutters after repair work will be in the fit of the guides to the walls, so that there are no cracks and gaps, for which the walls must be leveled. However, even if the walls are not possible to align it, the gaps can be sealed with a sealant or closed with ceramic tiles.