Premium quality waterborne primer based on the highest performing quality acrylic copolymer resins and engineered for use with Sigma Guardian systems PRINCIPAL CHARACTERISTICS – for interior and exterior use – superior tolerance to moisture penetration – superior adhesive properties – superior resistance to alkaline surfaces – superior moisture vapour permeability – compatible with various generic paint types – quick drying – almost odourless – easy to apply – non toxic – conforms to environmental specifications COLOUR AND GLOSS white – flat