In the absence of a sewer problem, or a dead animal, that musty smell is always fungal (mould). Sometimes the smell is only in a wardrobe, but often it can be more pervasive. Ventilation is the answer – see subfloor, see whole home ventilation page.
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Hi – I’m Fiona (yes a real person!) from Mouldbuster – The Home Ventilation Specialist
Let me organise an Obligation Free Consultation for you with one of our Ventilation Specialists.