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The Sika BlackSeal Plus Bitumen Waterproofing Membrane in black colour is designed to use behind retaining walls in basement structures. Membranes provides great adhesion on a variety of surfaces including concrete, block, masonry, brickwork, wood and metal. The quick curing membrane acts as a water vapour barrier to give a watertight seal.
- Simple to apply by brush or roller
- Low water permeability
- Can be applied to green concrete
- Resistant to sulphates and ground salts