A building for making large clay products, which must be fired in a vault kiln.
| Product | Cost | Spin time | Notes |
| 1 wet clay dome | 400 clay | 1 hour | When fired, used in a rabbit hutch |
| 1 Cistern (wet) | 350 clay | 1 hour | When fired, used in an aqueduct pump |
| 1 Pipe Segment (wet) | 100 clay | 1 hour | When fired, used in aqueduct water tower |
Built: in a compound, uses 21x20 cells
Skill/Tech required: Structural Pottery