The bags and compact filters used as sensitive filters in the air handling unit of Kzc are made of synthetic fiber materials and they show high performance with high dust holding capacity. The bag filters, which are usually manufactured at depths of 500 and 600 mm, are also manufactured in special sizes. Synthetic fiber bag filters are used in ventilation systems. In the hygienic air conditioning system, the air conditioner is installed inside the air handling unit in order to protect the large particles and to protect the hepa filter. Synthetic fiber bag filters filter G3 (EU3) - G4 (EU4) - F5 (EU5) - F6 (EU6) - F7 (EU7) - F8 (EU8) - F9 (EU9).