Wired Glass

The wired glass on one side of your NYC apartment is likely for fire safety reasons. Wired glass is commonly used in fire-rated windows and doors because the embedded wire mesh helps hold the glass together during a fire, preventing it from shattering and slowing the spread of flames and smoke.

Here are a few possible reasons why only some windows have wired glass:

1. Fire Code Compliance – If those windows face a fire escape, a shared corridor, or another building at close proximity, they might be required to have fire-rated glass to prevent fire from spreading between units or structures.

2. Building Age & Regulations – Older NYC buildings often have wired glass in specific areas due to past building codes. While modern fire-rated glass alternatives exist, wired glass was historically a standard solution.

3. Proximity to Property Lines – NYC building codes may require fire-resistant windows if the windows are too close to a neighboring property to reduce fire risk between buildings.

4. Security Considerations – Though less common, wired glass can also serve as a security measure to make breaking through the window more difficult.

If you want to be sure, you could check your building’s certificate of occupancy or ask your landlord or building management about the specific reason.