Wilko All Purpose Primer Paint 750ml is perfect for multi surface priming. It\'s suitable for interior and exterior bare wood, metal and hardboard and provides the perfect base for a top coat. It dries in 16 to 24 hours. The contents of this can will cover approximately 9 square metres* which after 2 coats, is about the same width as 2 1/2 standard doors. (*Approximate coverage depends on the surface to be painted, see the back of can for more details). Wilko All Purpose White Primer 750ml