How to Find the Wrench and Access the Roof

30 Floors Up guide · Updated

Short answer

Use the triangular key from your starting room's toolbox to open the elevator door, and use the emergency key to loot the janitor's room for the wrench.

How do I open the elevator door to the roof and find the adjustable wrench?

  1. Open the toolbox in your starting room to find the triangular key needed for the elevator door.
  2. Obtain the emergency key from the Okafor brothers to unlock the janitor's room and emergency room.
  3. Use the emergency key to open the toolbox inside the janitor's room to acquire the adjustable wrench.
  4. Use the wrench to open vent passages and turn the valve in floor 27 to pump water up to the rooftop tank.

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Sources: Calculus Physics Chem Accounting Tam Mai Thanh Cao. Summarized from YouTube videos and player comments; credit goes to the creators.