Krachtig en meerlaags filter voor three-voudige reiniging van lucht: filter voor grof stof, filter H13 en actieve koolfilterDo you understand how quiet a whisper is? Whispering makes a seem stress of approx. thirty dB(A). That is definitely louder than our Aerostyle equipment at the lowest setting. And frequently you wouldn’t sit correct next to … Read More