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The industrial air ventilation system with supply fan in underground fallout shelter Stock Photo - Alamy
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Old Rusty Air Filtration and Ventilation System in Abandoned Soviet Bunker or Bomb Shelter Stock Image - Image of dirty, abandoned: 121757373
![Andelfingen. Fallout shelter. Bunker. Bunk beds. Ventilation system. Locked emergency door | Didier Ruef | Photography Andelfingen. Fallout shelter. Bunker. Bunk beds. Ventilation system. Locked emergency door | Didier Ruef | Photography](https://www.didierruef.com/img-get/I0000rqtEV1Sl9WM/s/850/850/001-2019-02-05-Switzerland-Canton-Zurich-Andelfingen-Fallout-Shelter-Bunker-Bunk-Beds-Ventilation-System-Locked-Emergency-Door.jpg)
Andelfingen. Fallout shelter. Bunker. Bunk beds. Ventilation system. Locked emergency door | Didier Ruef | Photography
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