| Appearance | Name | Description | Cost |
 |
Recipe: Smelter Calendar (max 1) | Increases the production of smelters (Bronze, Iron, Steel, Gold, Titanium, Platinum), Epic Smelters (Bronze, Iron, Steel, Damascene, Platinum) about 2x for 8 hours. Unlock does not work on the regular Provision House |
180  |
| Appearance | Name | Production Time |
Costs | Required Level |
Effect |
 |
Smelter Calendar | 07:30 minutes | 300  + 150  + 31  |
7 | Increases the production of smelters (Bronze, Iron, Steel, Gold, Titanium, Platinum), Epic Smelters (Bronze, Iron, Steel, Damascene, Platinum) about 2x for 8 hours. |