POMICA MASSETTO is a lightweight, Biocompatible screed, pre-packaged powder for interior and exterior use, according to standard UNI EN 13813. POMICA MASSETTO is free from cement or compounds belonging to the clinker group. It consists of a mixture of pure mineral sands, expanded with low specific weight, screened with continuous grain size arc from 0 to 5 mm. The only binder present is 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 breakdown of calcium oxide, without the addition of pozzolanic materials or hydraulic binders of any kind.
POMICA MASSETTO is a draining screed, pre-packaged powder, biocompatible, free of salts, chemical and volatile organic compounds (VOCs). These features, combined with the total mineral nature of the components, guarantee the purity, non-toxicity, non-harmfulness and the total recyclability of the product in full respect for man and the environment. The expanded minerals with low specific weight, which constitute POMICA MASSETTO have a cellular structure characterised by micro cavities. This structure gives the material sound absorbing capacity.