Solitary doors are tough, sturdy and extremely strong doors capable of absorbing vast amounts of damage whilst remaining functional.
Further uses may include:
Aside from this their intended purpose, as their name suggests, is to close off solitary confinement cells.
Miscellaneous & Trivia
- Only personnel with jail keys can open solitary doors, i.e. guards.
- Solitary doors can be automated through the use of door servos & DCSs.
- Unlike jail doors, solitary doors will not remain open during certain regime times, even if a prisoner is inside their cell. They will close automatically.
- Solitary doors were once the strongest form of door in-game. That title is now held by the road barriers.