Martin Ottersten

The vital quest for quieter fans

How can quiet fans affect the indoor environmental quality (IEQ), safeguard people's health, and reduce global CO2 emissions? Here’s a report from the cutting edge of fan research.

Martin Ottersten

Why eliminate monotonous noise in your building...

Sound can be a source of pleasure and well-being, if it is the right kind, like beautiful music. But research has found that the wrong kind of sound, or noise, is also a major cause of health problems. According to the World Health Organization, western Europeans are losing millions of years of …