PBSC’s secondary glazing vision panels provide flush glazing to the inside of any cleanroom or high containment facility when standard external windows are in use.

As with PBSC pass-through hatches and doors, the glazed screens have no visible fixings and are manufactured from high-quality components.

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  • Flushed Glazing
  • Overlapping Flanges to Finish The Opening
  • Screen Printed Borders Bonded to The Toughened Glass
  • Made to Fit Into Various Sizes and Depths to The External Window
  • No Visible Fixings
  • High-Quality Manufactured Components


Essential in controlled environments providing a hygienic finish to external windows.

PBSC’s secondary glazed vision panel can be made to bespoke measurements and can be found in pharmaceutical, laboratory, biotech, and NHS facilities.

PBSC's Secondary Glazed Window is also known as a Secondary Glazed Panel, Glazed Vision Panel, Glazed Screen, Hospital Window, Vision Panel, Clean Room Window, Cleanroom Window, Laboratory window, Controlled Window, Glass Window, Biotech Window, NHS window and a Bespoke Window.

Technical Specification

  • 6mm Toughened Glass Thickness Toughened to EN 12150-1
  • Please contact PBSC for specific design options.
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  • PBSC reserve the right to introduce changes in performance, configuration and technology, dimension, weights and materials in the course of technical progress. Images may not be accurate.
  • Some of the information/images/equipment described or shown may only be available at extra cost. Features & specifications will vary.


  • Mullion for Larger Openings
  • Acoustic Upgrades
  • Venetian or Roller Blinds
  • 304 or 316 Stainless-Steel Construction
  • PPC Finish Available In Any RAL/BS Colour