This is part 2 of a weather-resistant and flexible solvent-based system from Dulux Trade. Specifically developed to give longer lasting protection for exterior woodwork, whilst also being fully VOC 2010 compliant. The Weathershield System may also be used on metal and plastic surfaces for convenience. For Health and Safety reasons related to all solvent-based paints, spray application is not recommended. Two coats are recommended. Apply this undercoat from the Dulux Trade Weathershield range to interior & exterior surfaces using a brush or roller to prepare the surface for painting. It takes 2-4 hours to dry and will cover 16 m² per litre on average. Part 2 of a weather-resistant, 3 part paint system developed to provide longer lasting protection for exterior woodwork.