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Your contact for all aspects of testing and measuring technology for air filters

DIA Prüflabor is specialized in the classification of air filters. In addition to testing individual performance parameters such as pressure difference and fractional efficiency, complete classification according to recognised standards is also offered.


DIA has state-of-the-art measurement technology for testing air filters. All analysis equipment is state-of-the-art and suitable for classifying air filters of various designs in accordance with national and international test standards of the filter industry.


DIA looks back on a wealth of experience in classifying air filters. The constant technological development of laboratory technology is in line with the requirements of globally recognized testing standards.


DIA offers a wide range of measurement methods that focus on your individual analysis goal. We will gladly advise you on the selection of a suitable test method.