Damp FaÇade

The facade appears completely wet, or there are large wet spots, with or without green deposits or moss

Wet stains on the top

The facade is mainly wet at the top, it is drier at the bottom

Wet stains on the bottom

The facade is damp especially at the bottom, up to a maximum height of 2 metres, there may be green deposits or moss.

Efflorescence

White or colorised effloresence on the facing bricks or joints, or a white haze over the facade