Flow Control Series: Restrictors (including one way restrictor).
| Valve Name | Model Mumbers | Max Operating Pres L/min | Rated Flow | |
| Threaded Connection | Sub-plate Mounting | |||
| Restrictor | SRT-03 | SRG-03 | 25(3630) | 30 |
| SRT-06 | SRG-06 | 85 | ||
| SRT-10 | SRG-10 | 230 | ||
| One Way Restrictor | SRCT-03 | SRCG-03 | 30 | |
| SRCT-06 | SRCG-06 | 85 | ||
| SRCT-10 | SRCG-10 | 230 | ||