List of featured suppliers of SEALANTS Mastic: by Special Function: External on Building Products Index
Sealants, mastic by special function external refer to substances used to fill gaps and cracks in exterior surfaces to prevent water and air infiltration. They are specially designed to withstand a wide range of weather conditions, including extreme heat, cold, and moisture. These sealants provide an additional layer of protection, improve durability and extend the life of the structure. Their function is to ensure that the exterior of the building is well-sealed, preventing leaks and other damage that may result from exposure to outside elements.