surfaces such as steps, patios, and sidewalks often have molds and
lichens adhering to them, leaving a dirty, black, surface. Over time this can cause cracking, deterioration, and discoloration. Envirotech
can prevent these problems from occuring, while making stone surfaces
look like new again! Stone surfaces will come out clean and bright.
Furthermore, if the stone surface is cleaned on a maintenance schedule, cracking and degradation can be prevented.
Envirotech cleans the following types of stone surfaces: