Many buildings contain an uninhabitable, mouldy and dank basement with no waterproofing protection. Cellar walls, which typically form the foundation of the building, are generally sited below outside ground level and below the buildings damp proof course. Accordingly walls are constantly subject to conditions favourable to penetrating damp and water ingress via capillarity and/or hydrostatic pressure.
In order to convert below-ground structures into habitable and functional basement accomodation it is necessary to provide a fully sealed basement waterproofing system to ensure the moisture in the walls and floors is not permitted to migrate to the internal surfaces of the renovated living accomodation.

The two most common tanking methods for waterproofing walls are:




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