In a clean environment transferring material from one room to another must be done in a contaminant-free environment. PHStar Pass boxes are an effective solution as they allow materials to be transferred into the controlled environment without actual personnel movement to maintain the integrity of products and processes.


  • Mechanical interlocks maintaining cleanroom integrity by preventing both doors from being opened at the same time.
  • Material can be made of stainless steel 304/316 or electrostatic painted steel
  • High chemical resistance polycarbonate doors provide a clear view of internal chamber
  • Mini-pleated HEPA H14 filters with 99.995% efficiency at 0.3 micron Particles.
  • ISO class 5 working area
  • Synthetic G4 pre-filter with 85% arrestance extends the life of the main filter.
  • Easy to clean stainless steel work zone
  • UV lighting for contamination control.
  • Energy efficient high lux Led lightings
  • Standard 1 year warranty.

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