Krachtig en meerlaags filter voor 3-voudige reiniging van lucht: filter voor grof stof, filter H13 en actieve koolfilterDo you know the way tranquil a whisper is? Whispering generates a audio tension of approx. 30 dB(A). That is in fact louder than our Aerostyle devices at the lowest placing. And usually you wouldn’t sit suitable next to them.Des… Read More