The present technological progress is accompanied by the creation of superfine elements-nanotechnology, which is observed in the vast range of industry operations. The above mentioned refers to microelectronics, pharmacology, medical institutions, food stuff industry, etc. To have normal processing technology and high quality articles output, it is necessary to make the environment super clean. This is provided by the use of HEPA and ULPA filters. To solve this problem we produce such filters and cover the requirements in them.
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