Name: One-way check valve
Material: PP/PVDF/Aluminum alloy
Function: Prevent liquid or air back-flow
Suitable tubing diameter: 0.8-12.7mm
Avoid liquid drop off after filling and transferring.
| Name | Photo | Note | Model No. | Suitable Tubing Size |
| One way checkvalve |  |
PP with spring inside | DXF/T-13 | 13# |
| DXF/T-14 | 14# | |||
| DXF/T-16 | 16# | |||
| DXF/T-25 | 25#/15# | |||
| DXF/T-17 | 17#/24#/26# | |||
| DXF/T-18 | 18#/35# | |||
| DXF/T-36 | 36#/73# | |||
| One way check valve |  |
PP with diaphragm valve，without spring | DXF/G-19 | 19# |
| DXF/G-16 | 16# | |||
| DXF/G-25 | 25#/15# | |||
| DXF/G-17 | 17#/24#/26# | |||
| DXF/G-18 | 18#/35# | |||
| One way checkvalve |  |
PVDF | DXF/P-19 | 19# |
| DXF/P-16 | 16# | |||
| DXF/P-25 | 25#/15# | |||
| DXF/P-17 | 17#/24#/26# | |||
| One way checkvalve |  |
Aluminium alloy with TFM | DXF/J-82 | 82# |
