Prepare surfaces for flawless painting with this water-based primer sealer, designed to work perfectly with Zinsser Bulls Eye 123 White Primer. Ideal for interior and exterior use, it delivers superior adhesion even on glossy surfaces, and boasts a low-odour formula for a pleasant application experience. Its quick-drying nature minimizes project time, while its unique formulation eliminates the need for sanding. This primer effectively seals a wide variety of surfaces, prevents rust on clean ferrous metals, and incorporates a biocide to inhibit mould growth, making it perfect for humid environments. A 5L pack ensures ample coverage for your project.