Mold Issue in Hotel – Baden-Württemberg, Germany

Location: Four-star hotel complex near Stuttgart
Problem: Recurring guest complaints about mold odor and allergic reactions

Analysis: Poor air circulation combined with high humidity, inadequate sealing at wall-to-floor junctions, and lack of preventive monitoring
Measures: Indoor climate measurements, selective opening of wall coverings, ozone-based treatment, and implementation of continuous humidity monitoring
Result: Significant reduction in odor and complaints within a few days, sustainable improvement of indoor climate, and positive feedback from hotel guests