INTOCIVILE 0.4 NATURALE is a biocompatible smoothing compound for intonachino plaster finish, pre-packaged powder, for interior and exterior use, according to standard UNI EN 998-1. INTOCIVILE 0.4 NATURALE is totally free of cement and compounds belonging to the clinker group. It consists of a mixture of pure silicate calcareous sand, screened with continuous grain size arc from 0 to 0.4 mm. The only present binder is the St ASTIER Pure Natural Hydraulic Lime NHL 5 according to Standard UNI EN 459-1. The lime NHL 5, white, is produced by baking siliceous limestones at temperatures below 1250°C and reduced in powder by only the break down of calcium oxide, without the addition of pozzolanic materials or hydraulic binders of any kind.