{"id":19740,"date":"2021-08-13T09:53:29","date_gmt":"2021-08-13T07:53:29","guid":{"rendered":"https:\/\/www.inventer.de\/energy-saving-building-the-airtight-building-envelope\/"},"modified":"2021-09-30T09:56:19","modified_gmt":"2021-09-30T07:56:19","slug":"energy-saving-building-the-airtight-building-envelope","status":"publish","type":"page","link":"https:\/\/www.inventer.eu\/know-how\/ventilation-basics\/energy-saving-building-the-airtight-building-envelope\/","title":{"rendered":"Energy-saving building – the airtight building envelope"},"content":{"rendered":"\t\t