Portal 2 Chapter 8 Test Chamber 5

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Portal 2 Chapter 8 Test Chamber 5
sp_a4_tb_catch.bsp Funnel Catch

Chamber number 0.pngChamber number 5.png

Test Chamber Infobox previous.png
Test Chamber Infobox next.png
Test Chamber Infobox Portal Guy.png
Chamber progress 0.pngChamber progress 5.pngChamber progress slash.pngChamber progress 1.pngChamber progress 9.png

Portal 2 Chapter 8 Test Chamber 05.png
Chamber icon cube dispenser on.pngChamber icon cube button on.pngChamber icon cube hazard on.pngChamber icon water hazard.pngChamber icon excursion funnel on.png
Chamber icon excursion switch.pngChamber icon faith plate on.pngChamber icon dirty water.pngChamber icon blades hazard.pngChamber icon crusher hazard.png

This is the fifty-first level of the game, and takes place within an incomplete Aperture Science Test Chamber. This level features the Aerial Faith Plate and the Excursion Funnel as its primary mechanics.




  • Deadly Pits



  • Test Chamber 05 (Wheatley)


  • Go through Wheatley's Test Track.


  • Shoot a portal at the end of the Excursion Funnel. Place the other portal on the platform in front of the Aerial Faith Plate.
  • Use the Aerial Faith Plate to go in the Funnel. Wait until you are in the ceiling.
  • Shoot the portal from the wall to the angled wall on the opposite side of the exit.
  • Place the same portal on the wall at the end of the Funnel again, and then press the Switch.
  • Put the portal on the angled wall again to get the Frankenturret on the area where you are and then put the Frankenturret on the button.
  • Go in the Chamberlock.

Video walkthrough

Download Download demo file

Related achievements

Smash TV
Smash TV
Break 11 test chamber monitors


Main article: Portal 2 soundtrack

Machiavellian Bach by Aperture Science Psychoacoustics Laboratory [4:01] | Download Download | Play icon.png Play
Excursion Funnel by Aperture Science Psychoacoustics Laboratory [4:32] | Download Download | Play icon.png Play