Indoor air expert: "Indoor air problems are a global concern"
Indoor air problems are often seen as a Finnish problem, but moisture damage in buildings makes people sick all over the world.Indoor air problems are an exceptionally hot topic in Finland, but this is by no means a Finnish or even Nordic issue. Problems caused by poor indoor air were first noticed in the United States in the 1960s. "Back then they realised that indoor air problems were linked to ventilation ducts and mould caused by air conditioning. Later indoor air problems were also linked to building material emissions and moisture damage," says Juhani Pirinen, head of a business