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Primer

Example of a plaster and primer beneath. The primer provides an even, smooth and hydrophobic surface.
Primers are essential to ensure long-term stability of layered building systems. WACKER offers two options for formulating primers: VINNAPAS® polymer dispersions provide excellent adhesion to a variety of substrates and act as excellent bonding agents.
SILRES® BS silicone primers protect the substrate against moisture while preserving water vapor permeability.