Clear One Way Ventilation Valve Discharge Fermentation Air From Coffee Pouch
| Product Detail |
| Product name | one way ventilation valve |
| Function | Discharge fermentation air from coffee pouch |
| Model num | #A1 |
| Material | PE main body+PVC gasket+sillicon oil |
| Shape | Dish type |
| Usage | Coffee bean / ground coffee / tea / pet food / fertilizer pouch |
| Feature | Discharge air from pouch , to protect the pouch |
| Outer Dia | 23mm |
| Height | 4mm |
| Color | Clear or custom |
| MOQ | Negotiated |
| Lead time | Usually ten days |
| Original city | Guangzhou China |
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