Portal 2 Co-op Course 1 Chamber 3

This is the fourth level in Co-op mode of Portal 2 and the third chamber in the course. It introduces players to the use of the Thermal Discouragement Beams and Discouragement Redirection Cubes. Turrets are present as the primary hazard.

Mechanics

 * Heavy Duty Super-Colliding Super Button
 * Thermal Discouragement Beam
 * Switch

Hazards

 * Turrets

Video walkthrough
-To do-