Cleaning is much easier if care is taken during application to avoid smearing mortar on the faces of the thin brick. Special grout release chemicals may be applied to the brick before the joints are filled to make cleaning easier.
Water may be used to remove much of the adhesive and mortar before they have set. Remove cementitious mortars according to recommended cleaning procedures for thin brick. Procedures vary due to color and texture' Remove other mortars according to manufacturer's instructions. Remove dried adhesive according to the adhesive manufacturer's instructions. Do not saturate the surface or smear. Never use muriatic acid, wire brushes or other abrasive methods to clean thin brick.