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|The following is based on Fallout Shelter and some details might contradict canon.|
- Level 2 (Theme factory): 16,000
- Level 3 (Theme plant): 120,000
With the base room, 6 Vault dwellers with an Endurance of 10, the Railroad Living quarters takes 37 hours and 56 minutes. At the second tier upgrade, the same theme takes 28 hours and 27 minutes. In a fully upgraded room, it takes 18 hours and 58 minutes. Upgrading to level 2 requires 65 dwellers, and upgrading to level 3 requires 105 dwellers.
- By upgrading the room it shortens the time it takes to craft a theme.
- This room becomes obsolete once all 8 themes have been crafted.
- Each theme can only be crafted once.
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