KEIM Concretal-Lasur – protection and finish of old and new fair-faced concrete
Objectives: • Concrete protection
• Best possible retention of the fair-faced concrete character depending on requirements • Colour finish
Differentiated protection requirements
Tailored concrete protection
Good quality concrete Preventive goal: water and weather protection
• water repellency and KEIM Concretal-Lasur (translucent or opaque finish, pores and cavities remain open) • closing of pores and cavities with scratch filler or grout • water repellency and KEIM Concretal-Lasur (translucent or opaque finish)
Moderate quality concrete Necessary goal: high level of water protection
• closing of pores and cavities with scratch filler or grout • opaque protective coat • translucent mineral stain finish with KEIM Concretal-Lasur
Poor quality concrete Essential goal: comprehensive concrete protection
Technical examples of surface treatment maintaining
Mineral stain finish (without filler), pores and cavities remain open
Scratch filler, applied with sponge float or hard rubber trowel Board formwork texture is maintained
Grout applied by brush, coarse board formwork texture maintained
Board formwork texture reproduced in repaired areas
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