It is used for strengthening internal and external walls before painting. Water-based primer intended for strengthening the surface of internal and external walls before applying paints or decorative graffiti. Reduces surface absorption resulting in a more efficient paint spread rate. It penetrates deep into the infrastructure, strengthens it and improves the adherence of a further layer. It can be painted with a similar shade to finish a layer and in this way we reduce the number of coats required to cover the surface.