Cover the product with a film

Effectively removes inorganic encrustations such as: limescale deposits

Proceed to the rinsing phase using a pressure washer or manually with brushes wet with water

using a brush or a spray dispenser

**Attenzione: Prima dell’utilizzo testare la resistenza della superficie su un’area nascosta

PETRA 24 - 1pz x 15 L Cover the product with aGel for the conservative cleaning of all natural and artificial exposed stone surfaces, with high and low porosity. Indicated for the cleaning treatment of civil buildings, artefacts of historical, artistic and monumental interest. For all natural and artificial stone surfaces (marble, granite, travertine, tuff, slate, sandstone, porphyry, klinker, porcelain stoneware, concrete and concrete conglomerates). Removes patina, sulphation stains (black