Selleys Spakfilla Heavy Duty is a multi-purpose, tough and durable, light grey ready-mixed filler. Suitable for interior and exterior applications Good adhesions to most surfaces Water and weather resistant Fill cracks and holes in a single application Pre-mixed and ready to use Minimal shrinkage so no need to overfill Very fast drying allowing sanding and painting in a short time period Comes complete with a filling spatula for ease of use Water based, so can be cleaned up with water Paintable with oil and water based paints
