Water soluble, silicone based, acrylic primer, suitable for silicone based and acrylic plasters in paste form. It stabilizes and reduces the absorbency of surfaces resulting in the unbreakable adherance of all plasters in paste form. Ready to use on any porous surface, such as concrete and top coat plaster, gypsum board and cement board. Designed to work with silicone and acrylic plasters, such as HYDROSTOP SILICONE PLASTER and HYDROSTOP ACRYLIC PLASTER of DUROSTICK.
1lt/8-10m² per coat, depending on the absorbency of the substrate.