It is a cure material applied after acrylic emulsion based concrete, creed and cement based surface hardener application which avoids mixture water to get vaporized with film layer it formed on surface fast and reduces retreat and crack formation risk. ASTM C 309 Type 1 Class A.
It is a white surface protection which is water based, high-performance, acrylic based and doesn't disappear on surface and specially developed as last layer varnish material for transparent, mineral surfaces.
