Coatings that have been used on Sandstone are commonly found to be cement based, adhesive based or paint. As with Stone Cleaning the method, equipment and products used are primarily determined by the type of coating and the characteristics of the host stone.
The second determining factor, especially in the case of paint, is what type of paint has been used? Oil base, Water, Latex or as is usually the case on buildings that have been painted frequently over the years a combination. Not all paints react in the same manner to chemical paint removers as both the paint and the chemical paint remover have to be matched to create a successful chemical reaction.