Closed-cells virgin beads of expanded polystyrene, specific for dry blowing into cavity walls and surronding voids, with constant curve grain‐size (∅ 3‐6 mm). The beads are perfectly spherical, with controlled density, non‐toxic, non‐absorbent, rotproof, dust free, dimensionally stable over time, with non nutritional values for the growth of fungi and bacteria. The production is completely free of chlorofluorocarbons.
■ For use with the specific equipment Politerm® Wall Blow.
■ Bags of 500 L.