Installation

Installation may refer to...


 * Installation 00, also known as the Ark.
 * Battle of Installation 00, the conflict that took place on the Ark.
 * Installation 01
 * Installation 02
 * Installation 03
 * Installation 04, also known as Alpha Halo. destroyed during the events of Halo: CE
 * Battle of Installation 04, the conflict that took place on Alpha Halo.
 * Installation 04 (II), the replacement for Installation 04.
 * Installation 05, also known as Delta Halo. Encountered during the events of Halo 2
 * Battle of Installation 05, the conflict that took place on Delta Halo.
 * Installation 06
 * Installation 07