ELBCAMPUS Competence Center for the Hamburg Chamber of Crafts
Measurement of the airtightness of buildings
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The Energy Saving Ordinance stipulates, among other things, that the heat-transferring surrounding surface must be designed to be permanently air-impermeable in accordance with the state of the art and that a minimum air exchange must also be ensured. The Center for Energy, Water and Environmental Technology, or ZEWU for short, carries out measurements of the airtightness of buildings.
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Last updated: 04.12.2024