Post damage dehumidification Fires or floods don’t just provoke direct damage. Their consequences are often visible only some time after the event. Fires and floods trigger or affect the degradation and corrosion of the materials. Our rescue interventions are aimed at preventing these potential damages from becoming effective. Rescues during post damage dehumidification are obtained by protecting goods and structures from water or humid air through special insulation materials. per owns many powerful dehumidificators that create a dry microclimate around the objects to restore the normal thermohygrometric conditions.