Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
Installation 04 may refer to the following:
- Installation 04 - One of the Forerunner's anti-Flood megastructures, also known as Alpha Halo.
- Installation 04B - The replacement structure of the original Installation 04.
- Installation 04 (Firefight map) - The Halo: Reach Firefight level bundled with Halo: Combat Evolved Anniversary and included in the Anniversary map pack.
- Installation 04 (music) - A soundtrack included in the Halo: Combat Evolved Anniversary Original Soundtrack.
- Battle of Installation 04 - The battle between human and Covenant forces on Installation 04.
- This is a disambiguation page - a navigational aid which lists other pages that might otherwise share the same title. If an article link referred you here, you might want to go back and fix it to point directly to the intended page.