Penetrating damp occurs when water enters a property through defects in the external structure, such as damaged brickwork, failed mortar joints, cracked render or leaking gutters. If left untreated, it can cause damp patches, mould growth, damaged plaster and long-term structural deterioration.
At Southern Property Preservation, we specialise in diagnosing and repairing penetrating damp throughout Hampshire and West Sussex. Our experienced team identifies the source of water ingress before carrying out effective repairs that prevent further moisture from entering your property.
Whether the problem is caused by defective pointing, damaged masonry, cracked render or poor drainage, we provide reliable, long-lasting solutions that restore your property’s weather resistance.
Unlike rising damp, penetrating damp can occur at any level of a building and is usually caused by defects that allow rainwater to enter through external walls or roofs.
Common causes include:
Our specialists carry out a thorough inspection to determine the exact cause before recommending the most appropriate repair.
Penetrating damp often becomes more noticeable after periods of heavy rainfall.
Common signs include:
Early treatment helps prevent further damage and more expensive repairs.
We provide a complete range of external repair services, including:
Every repair is designed to stop water entering your property and provide long-term protection.