Why Mould Removal Matters in Zurich
Zurich's climate and typical apartment construction create real conditions for mould. Older buildings
with limited ventilation, combined with the humidity swings of Swiss winters and summers, mean
bathrooms, kitchens, and north-facing rooms are especially prone to condensation. Where condensation
sits unaddressed, mould follows within weeks, not months.
Mould is a recognised trigger for allergy and respiratory symptoms, including coughing, sneezing, and
irritation for people with asthma or existing sensitivities. It is not something to leave and monitor
once it is visibly established, since the spores driving further growth are usually already airborne by
the time a patch is noticeable.
For tenants, mould also has a practical consequence: it is one of the most common issues flagged at
Swiss move-out inspections, and an untreated patch can affect deposit return even if the rest of the
property is spotless.
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