The moisture is eventually expelled and the masonry gradually dries once the root cause of the damp is located and fixed. In that case, you may have avoided long term problems with damp in the building.ĭamp issues tend to be short lived where masonry is fully breathable. If you own a property that was built before 1950 then there's a good chance it is finished with lime plaster. ![]() Solid walls behave like a large sponge and can absorb a large amount of water in the event of a leak or flood there is no cavity to stop the transfer of moisture as you'd find in a modern building. This makes lime plaster hugely beneficial in old buildings with solid walls. Not only does it allow moisture to escape and evaporate from the structure, it effectively draws moisture out from the structure thanks to its exceptional capillary properties. Unlike the modern gypsum plaster found in most homes today, lime plaster is breathable. It may also contain a reinforcement fibre such as animal hair which can serve to strengthen the material and bind it tightly to the underlying structure. It is a mixture of traditional lime, sand and water. Lime plaster is the name given to a lime mortar that is applied to cover internal walls and ceilings, it has been used to finish interior surfaces for thousands of years. ![]() ![]() Suppliers of Lime Mortar, Lime Plaster & Building Conservation Materials 01642 430 099 The Lime Plaster Guide What is Lime Plaster?
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