Everbuild Ready Mixed Deep Gap Filler is a revolutionary new filler, formulated using ceramic spheres that fill most holes and cracks, especially deep holes in just one quick and easy application, with no need for secondary filling or level off. Everbuild Deep Gap Filler will not shrink, sag or crack and dries to a smooth light grey finish. Everbuild Deep Gap Filler requires little or no sanding and can be ready to paint or wallpaper in just 30 minutes. Use this filler to repair wood, plaster, masonry, cement, stone, brick and rendering.