Black Mesa Ceiling Turret

The Black Mesa Ceiling Turret is a sentry weapon used by the Black Mesa in its facility.

Overview
Ceiling Turrets are seen in several places within the Black Mesa Facility. They possess no target identification system, and once activated, they simply fire on anything within range. These turrets can either be destroyed with explosives or gunfire, or disabled by switching them off, depending on access.

List of appearances

 * Half-Life