Cleaner for acid-resistant stone and stone facades, walkways and walls (not suitable for polished surfaces). Cleans sandstone, clinker facades, natural stone, terraces, concrete, etc. Also against heavy environmental soiling.
Pre-wet surfaces well with water. Spray the surface to be cleaned undiluted. After a short exposure time of approx. 10-15 min, wash off with a brush, strong water jet or high-pressure device. Drying should be avoided.
Anionic and nonionic surfactants