• USCH can provide a filter change free of contamination. Each housing is equipped with a fully sealed bag (BIBO) system to protect of people, process and environment. Wide range of particule and chemical filters can be used in the in the unit .
  • Special design is available depending on filtration stage and air volume.
  • Test groove for leak testing of the gasket seal between main filter and housing .
  • Each USCH has its own filter changing table to change filters easily and safely by one person .
  • Ulpatek R&D department work on safe, reliable and user friendly configurations. Our approach provide advantages to customer to reduce their total costs, to enhance system performance and to benefit human health.
  • The highest quality Ulpatek’s products offer customers air filters with the longest life, the lowest operating and maintenance costs.

Ulpatek Safe Change Unit has been utilized in BSL3 & BSL4 type applications where the need for decontamination is required .


• Versatile modular system
• Robust and strong construction
• Self-adjusting filter sealing mechanism
• Available powder coated or stainless steel
• Differential manometer connection port for each stage filter
• Single or multiple filter stages with overall filter heights
• Optional aerosol injection and particle measurement connection

Field of application

  • Pharmaceutical Plants
  • Radioactive Isotope Laboratories
  • Hospital installation in nuclear medicine
  • Nuclear Power Plants
  • Epidemic and Isolation Products
  • Biotechnical Facilities
  • Animal Facilities
  • Chemical Industries
  • Safety Laboratories

Leakproof Construction

Metal body of safe change filter housing has bisulcate flange connection. This structure provides a safe tightness. Filter change is carried out untouched by human hands. Service staff do not have to touch neither filter nor inner side of cabin. ULPATEK Safe Change Filter Housing has a pre-filter option according to request one or multiple stages. Body surface of cabin is powder coated with a colour you prefered and can be disinfected. Service covers are closed very tightly with spline sealed bolt and cross-slotted bolt. Filter monitoring can be done by magnehelic manometers with the pressure nozzles that are located on the unit.


BIBO Bag Sealing Equipments

  • Pressing Tool
  • Hot Knife
  • Cable Tie
  • BIBO Plastic Bags and Sealing O-Rings for USCH (292mm Modul)
  • USCH-Bag-292 – BIBO Plastic Bag
  • USCH-Rubber-292 – BIBO O-Rings
  • BIBO Plastic Bags and Sealing O-Rings for USCH ( 100mm Modul)
  • USCH-Bag-100 – BIBO Plastic Bag
  • USCH-Rubber-100 – BIBO O-Rings

ULPATEK Safe Change Housing Installation and Operation HEPA Filter Replacement

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