Object
Abandoned Station Ventilation Louvres
Specifically part of the ventilation exhaust system in the abandoned London Underground station, distinct from the hidden time station access
1 appearances
Purpose
Regulates airflow between station levels, serving as potential access points for maintenance or emergency exits
Significance
The Doctorutilizes the weak airflow from these vents to deduce hidden pathways into the restricted lower levels, making these ordinary maintenance features instrumental to his breach of the restricted station.
Appearances in the Narrative
When this object appears and how it's used