... 4.Heat insulation prefabricated concrete eps foam wall panel 1.Descriptionprefabricated concrete eps foam wall panel, ... earthquake resistant, fireproof, moisture proof, sound insulation, heat insulation, insect prevention, mothproofing, low drying shrinkage ... excellent protection for damp circumstanceSound Insulation:42dB of sound insulation ratingHeat Insulation:integration of polystyrene concrete , ...