Preventing and handling masonry efflorescence

The paper describes masonry salt efflorescence, occurring in the mortar joints, on bricks, concrete blocks, natural or artificial stone as a result of soluble salts leaching on the front side of the walls. The main problems associated with the efflorescence; factors contributing to its appearance; methods for identifying composition, cleaning and measures to prevent its occurrence are offered.

Author: M.P. Schuller

Section: Science and production

Keywords: efflorescence, mortar, concrete, soluble salt