Fan (Ventilation System)
Upgrades & materials
Room: Laboratory
Level 1 · Fan
- Money
- Unknown
- Build time
- Unknown
- Power needed
- 1
Provides: safety 1
- Player rank 1
- Lab Rat rank 2
Level 3 · Ventilation
- Money
- $35000
- Build time
- Unknown
- Power needed
- 3
Provides: safety 3
- Player rank 1
- Lab Rat rank 2
Version, sources & details
The guide combines documented older builds and dated recordings. It is not verified in game for live patch 0.5.1.1. Loot, costs and times may have changed.
cb4f600 (2026-10-22) · Sources checked 14 November 2026
Open sourceAll sources & coverage