Krachtig en meerlaags filter voor 3-voudige reiniging van lucht: filter voor grof stof, filter H13 en actieve koolfilterDo you know the way silent a whisper is? Whispering produces a sound strain of approx. thirty dB(A). That is in fact louder than our Aerostyle equipment at the lowest environment. And typically you wouldn’t sit proper close to t… Read More