Damp refers to the presence of excess moisture or water in buildings or structures, which can lead to various problems. The different types of damp commonly encountered are:
Rising Damp: Rising damp occurs when groundwater rises through porous building materials like brick or stone. It is typically characterized by damp patches appearing low on walls, often accompanied by discoloured or crumbling plaster, salt deposits, and a musty odour.
Penetrating Damp: Penetrating damp occurs when water penetrates through external walls or roofs due to leaks, cracks, or faulty plumbing. It can cause damp patches, water stains, and even mould growth on affected surfaces.
Condensation: Condensation dampness is caused by high humidity levels within a building, leading to moisture condensing on cold surfaces such as walls, windows, or mirrors. It often manifests as droplets or water vapour on these surfaces and can contribute to mould growth and damp problems.
Lateral Damp: Lateral dampness occurs when water seeps into a building from the outside, typically due to inadequate or damaged external drainage systems. It can result in damp patches, staining, and decay of affected materials.
Basement Dampness: Basements and below-ground structures are prone to dampness due to their proximity to groundwater levels. This can lead to water ingress through walls, floors, or joints, causing dampness and potential structural issues.
Roof Leaks: Roofs with damaged or poorly maintained components, such as tiles, flashing, or gutters, can allow water to enter the building. Roof leaks can result in dampness in ceilings, walls, and attic spaces.
Conclusion
It’s important to address damp issues promptly, as prolonged exposure to moisture can lead to structural damage, mould growth, and potential health hazards. Consulting a professional damp specialist is recommended for accurate diagnosis and appropriate solutions. Contact us today to discuss your damp problem so that we can advise which type of damp survey you require.
