Federchemicals-FACCADE / 1 semi-thick,acid-compounded productFACCADE/1 is a semi-thick,acid-compounded cleaning solution, able to cause decoction of the weather-originated deposits (such a smog, soot, calcareous sediments, guano, weeds and hard water streaks) and which ensures the removal of dirt on facades and non-calcareous acid resistant stones in general. FACCADE/1 has been specially devised for concrete, bricks, non- calcareous stone, granite, cotto etc.