For interior and exterior use, this Polycell Trade Polyfilla Ready Mixed All Purpose Filler is ideal for filling cracks in and around plaster, brick, stone, etc. It provides a smooth and easy-to-sand finish, and will not shrink or crack. Ready to use straight from the tub, it offers a long working time and accepts nails and screws. This premium, pre-mixed filler is perfect for repairing cracks, holes, and surface imperfections on walls, ceilings, plaster, and wood, ensuring efficient, high-quality repairs for both DIY and professional home improvement projects. Dries white.