| tube size, inch | flow, gpm |
|---|---|
| 1/2" | 4 |
| 3/4" | 8 |
| 1 | 14 |
| 1 1/4 | 22 |
| 1 1/2 | 32 |
| 2 | 56 |
| 3 | 120 |
| 4 | 220 |
| 6 | 480 |
| 8 | 830 |
| 10 | 1200 |
Type "K" nominal size
Velocity = 6 fps
This data is for cold water, reduce flow 20% for hot water to avoid erosion problems in copper.
Caldwell Mechanical
phone (530) 877-6620