Speaking window and tilt window

The wafer-thin membrane of our speaking windows guarantees absolute protection against drafts, fours and bacilli. Nevertheless, it guarantees optimal contact with customers.
4 products
  • Speech window rectangular
    Sprechfenster rechteckige Ausführung
  • Speaking window round
    Sprechfenster rund
  • Speech opening round (not for opening)
    Sprechöffnung rund (nicht zum Öffnen)
  • Tipper for customer switches
    Kippfenster