Elastomeric wall coating for exterior reinforced with synthetic fibers. It is formulated with top quality acrylic resins and selected quartz aggregates that give it a very good resistance to temperature range action of the saltiness, the alkalinity of the sea and weather conditions. It has an excellent anchorage to the substrate and it provides for a very long time a high protective action of the surfaces. The presence of synthetic fibers helps to prevent cracking of the coating. It can be applied on various types of surface, if equipped with good hardness and cohesion.