Source google image: https://previews.123rf.com/images/ginasanders/ginasanders1504/ginasanders150401005/39447155-window-blinds-and-shutters-symbol-of-protection-and-isolation-privacy-and-thermal-insulation.jpg
Isolation window
Source google image: https://previews.123rf.com/images/ginasanders/ginasanders1504/ginasanders150401005/39447155-window-blinds-and-shutters-symbol-of-protection-and-isolation-privacy-and-thermal-insulation.jpg