| RFU M5 | M5 uni-directional flow regulator |
| RFU 1/8.1 | 1/8" uni-directional flow regulator, nominal orifice 1.2 |
| RFU 1/8.2 | 1/8" uni-directional flow regulator, nominal orifice 2 |
| RFU 1/8.3 | 1/8" uni-directional flow regulator, nominal orifice 3.2 |
| RFU 1/4 | 1/4" uni-directional flow regulator |
| RFU 3/8 | 3/8" uni-directional flow regulator |
| RFU 1/2 | 1/2" uni-directional flow regulator |
| RFB M5 | M5 bi-directional flow regulator |
| RFB 1/8 | 1/8" bi-directional flow regulator |
| RFB 1/4 | 1/4" bi-directional flow regulator |
| RFB 3/8 | 3/8" bi-directional flow regulator |
| RFB 1/2 | 1/2" bi-directional flow regulator |
| RFUM 1/8 | 1/8" uni-directional flow regulator with knob |
| RFUM 1/4 | 1/4" uni-directional flow regulator 1/4" with knob |
| RFP 1/8.2 | uni-directional flow regulator 1/8", nominal orifice 2, sensitive regulation |