Polythene Plastic One Way Air Vent Degassing Valve For Packing Coffee Bean
| Product Detail |
| Item name | One Way Air Vent Valve |
| Function | Air degassing from bags |
| Item num | A1 |
| Material | PE main body+PET gasket+sillicon oil |
| Usage | Seal on the pouch for packing the coffee bean |
| Advantage | Keep good flavour of coffee |
| Feature | One way air vent / unilateral air vent |
| Outer Dia | 23millimeter |
| Height | 4millimeter |
| Color | White / Clear / Customized Accepted |
| Shipping time | 5-8 workdays |
| Original city | Guangzhou China |
| Picture |



| Feature |
| FAQ |