List of featured suppliers of SEALANTS Mastic: by Special Function: Natural Stone on Building Products Index
Sealants and mastics with a special function, such as those used for natural stone, are materials designed to fill gaps and cracks to prevent the infiltration of air, water, or other substances. They commonly consist of a viscous substance that is applied to surfaces and hardens to create a flexible seal. In the case of natural stone, these materials are used to protect the surface from weathering, staining, and damage while also improving its overall appearance.