Color-coded water fittings
Quick-connect water fittings, which click on by hand, go on the eight busiest presses and their molds in two colors.
| Cost | About $4,800 |
| Payback | About 16 months |
| Limitation | It shortens only the water hook-up: we count five minutes on each of about 1,100 changes per year. A mold that already has such fittings gains only the colors. |