Dense mixture of inorganic alkalis, complexing, desulphating and surfactant agents.

Highly alkaline viscous cleaner, for the quick and complete removal of black concretions from pollution, soot and smog, mould, moss and lichen deposits • It is also used to remove oil, grease, old treatments, resins and varnishes • Specific for vertical surfaces and horizontal absorbents in terracotta, stone, artefacts and recomposed in cement.

Shake well before use • Apply evenly with a brush resistant to alkaline products • Rub after a few minutes with hard abrasive pads • Leave to act until the dirt is removed • Do not let it dry • Remove the residue with a pressure washer or abundant rinse • Leave to dry 1 -4 hours; if the result is satisfactory, wash with pure or diluted SERVICE ACIDO and rinse with clean water, rubbing lightly • If necessary, repeat the application • OC12 is a product for professional use. It must be used by specialized operators in compliance with the technical specifications and safety standards. Check compatibility with the equipment used. Perform preliminary test.