Damp can be found in both commercial and residential properties across the UK and weakens the brickwork, damages plaster, and creates an unhealthy environment inside the buildings. The most important aspect of Damp Proofing in North East homes is the prevention of the waterproof deterioration of the structure. What Causes Damp Problems in North East Homes? Moisture problems develop gradually and may go unnoticed until visible damage occurs. Causes of moisture problems include