Rising Damp – What is it, What Causes it?

Rising Damp – Historical OverviewAlthough the existence of rising damp and problems caused by it have been documented since antiquity, its underlying mechanisms has not been well understood.Ancient RomeThe first known written historical reference about rising damp goes back to ancient…

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The Importance of Salts in Rising Damp

The Importance of Salts The importance of salts in rising damp can not be overstated. Salts are an extremely important but often much neglected aspect of rising damp. The rising water flow draws up diluted salts from the ground, depositing…

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Violet Cottage

The Dampness ProblemHere is a short overview of the dampness problem and some of the works done on the cottage, as described by the customer’s own words:“The cottage is a worker's semi-detached Lovelace Cottage (so Listed).  Built in 1863 of…

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Paxton Cottage

Paxton cottage, a Grade II listed 17th century timber frame Tudor cottage, is described in The Report of the Royal Commission on Historical Monuments as follows:A 17th century timber frame cottage with whitewashed brick infill; ground floor and gable of…

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Pointing & Plastering

The primary concern in replastering and repointing old walls is the presence of salts. In old buildings, due to their age, salts become an integral part of the building fabric. Getting rid of them is really not an option, which…

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How Salts Damage Old Buildings?

The problem of moisture movement in old buildings are accompanied by the migration of salts, the moisture problem becoming a dual problem of water and salts.What are Salts?Salts are minerals made up of two chemical parts: an electrically positive and a…

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Renovation Plasters

Older walls in need for replastering need special handling in any of the following cases: Building age: for walls older than a 100 years Rising damp: the building has/had rising damp, there are signs (at the bottom of the walls…

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Traditional vs Modern Plasters. Which Lime?

In the previous section we covered a brief history of plasters, highlighting the various types of plasters and how plasters have evolved and changed over time. Let's see now the main type of plasters, how they compare and what factors determine their…

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Survey: Victorian Terraced Home

This building is from 1898 and it has been just purchased by a new owner, a building "enthusiast" who intended to refurbish it as part of a DIY project. The owner has just stripped the walls by removing all wallpapers…

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