Johnstone's Brilliant White Hardwearing Undercoat provides a base coat for interior and exterior wood and metal surfaces. Perfectly prepares and enhances the quality of Johnstone's Hardwearing Satin and Gloss products. Dry in 16-24 hours. Covers approx. 42m2 (per tin). White paint with matt finish. Manufacturer's 1 year guarantee. EAN: 5010426738833.