01 Generator Diesel Engines Air Intake	02 Generator Diesel Engines Air Intake	03 Poison Gas Charcoal Filters	04 Poison Gas Charcoal Filters
05 Air Filter Blower Motor	06 Air Filter Blower Motor Controls	07 Air Filter Ductwork	08 Air Filter Blower Motor Controls
09 Ventilation Blower	10 Ventilation Blower

As well as providing fresh air, the ventilation system of the Maginot Line interior fortifications has massive charcoal filters to filter toxins in the event the Germans attempted a gas attack.

Maginot Line Museum Main Page

Military & Aviation Museums Main Page