The pool interior generally consists of Marblelite. This is made up of a mixture of Marble dust and White cement. This surface can get rough over time due to a number of factors. The traditional method will be to Remarble the pool interior. During the preparation stage, we apply a very high latex and cement based slurry to not only assist in the prevention of stains appearing in the new marble, but it also assists in the mechanical bonding onto the old surface.