Pick the symptom that best identifies your damp problem. The descriptions will then help you decide what kind of problem you may have.

» Damp patches on the wall
» Damp patches on the ceiling
» Damp and black mould on walls or ceiling

Damp patches on the wall - not at ground level

Is the damp patch below a window? If No, click here

Damp patches below a window are likely to be caused by a cracked or damaged window sill which is letting water into the wall. You may be able to see the cause of the problem if you look out of the window.

I want to report damp below a window