System sealing building parts against pollutant emissions and/or remowing pollutants out of building elements and procedure for removal of pollutants

摘要

The device serves in particular for the waterproofing of joint material emerging from pollutants and / or for the removal of pollutants from components (3). With the establishment of an uncontrolled discharge of harmful substances is to be prevented in the surrounding space. For this purpose, there is an impermeable against contaminant outlet cover (1) is provided in which a pollutant abhaltendes sealing member (15, 16). With the establishment of contaminated components (3) can outwardly through the cover (1) to be sealed properly, wherein the pollutants in the cover (1) are retained so that they can not lead to environmental pollution and health hazards.