Vault sign

The Vault 101 Sign is a type of sign. It is seen in the corridors of Vault 101.

Signs are associated with hatchex and sometimes accompany them.

Design
In a gray housing with an opaque plastic panel, there are indicator lights, an independent power source, and motion sensors. Black letters and directional symbols are imprinted onto the panel. This text is visible from at least 20 feet away. The indicator lights switch between green (open) or red (red) depending on the status of a hatch. With a strong adhesive, these signs are affixed to a flat surface on the ceiling or on a wall.

Pattern #1
A sign is attached to a wall above a hatch.

Examples

 * Atrium
 * Apartments
 * Upper Level (directional sign ↑)
 * Filter Room
 * Reactor Room

Pattern #2
A sign is attached to a ceiling panel near the hatch.

Examples

 * Clinic (directional sign ↑)

Pattern #3
Two signs are side-to-side on a ceiling panel.

Examples

 * Reactor Level (directional sign →, two locations)