black mould growing wall heat insulated flats building common issue with polystyrene boards home insulation installed |
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| navigate by keyword : background bacteria black building concrete damaged damp decomposition deteriorate dirt dirty flat foul fungi fungus grey growth grunge home house infestation insulated insulation issue mildew moisture mold mould mouldy pollution polystyrene problem removal risk sanitation spores surface texture wall wet white |
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| Black mould growing on wall of heat insulated flats building. It is common issue with polystyrene boards home insulation installed for some time. |
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