Adds pipes with restricted connections, and several useful valves.
| Version | Game Version | Download | Release Date | Downloads |
|---|---|---|---|---|
| 3.1.7 | 2.0 | Download | 10 months ago | 121 |
| 3.1.6 | 2.0 | Download | 10 months ago | 15 |
| 3.1.5 | 2.0 | Download | 10 months ago | 59 |
| 3.0.08 | 1.1 | Download | 4 years ago | 847 |
| 3.0.8 | 1.0 | Download | 4 years ago | 221 |
| 3.0.7 | 0.18 | Download | 4 years ago | 51 |