Pietrantica - Oldstone

It’s based on mix of acids, in water, excellent to get the antique effect of the surfaces Stone, Marble and limestone materials, indicated for indoors or outdoors use. PIETRANTICA gives to the marble a characteristic "oxidized", or "antique" tone from the first hand. The treatment should be spilled on the surface to be treated in thin veil, left to effect for about five minutes and then it must be rinsed with water.