Everbuild deep gap filler is a revolutionary filler that is formulated using ceramic spheres that fill most holes and cracks especially deep holes up to 50mm works in just one quick application with no need for secondary filling to level off deep gap filler will not shrink sag or crack and dries to a light grey finish it gives a smooth finish requiring little or no sanding and can be ready to paint or wallpaper in just 30 minutes it can be used for repairs to wood plaster masonry cement stone br