People all over the world are learning about, experimenting with and building aquaponics systems. I’ve read articles that were listed as inches and millimeters for pipe fittings. This is probably a good conversion to have available.
| Inches | Millimeters |
|---|---|
| 1/4″ | 6.35 |
| 3/8″ | 9.525 |
| 1/2″ | 12.7 |
| 5/8″ | 15.875 |
| 3/4″ | 19.05 |
| 1″ | 25.4 |
| 1.5″ | 38.1 |
| 2″ | 50.8 |
| 2.5″ | 63.5 |
| 3″ | 76.2 |
| 4.3″ | 110 |
| 12″ | 304.8 |