Air Lock Twin Bubble Grommet Homebrew Beer Fermentation Wine Making Vent Accessories

100% brand new and high quality Material: Plastic Color: As the picture Size: Total Length:17cm,Lower End Outer Diameter:1cm,Error about 0.5cm. Region of Manufacture: China Package Included:1PC Feature: [Applicable] pure juicy fermentation, such as white grape, honey, etc., etc .; secondary fermentation of red wine, etc .; [Method] The exhaust valve is loaded with water and inserted into the lid of the brewing bucket, and the bubbles generated during the fermentation of wine are raised by the exhaust valve to the bucket, thereby observing the basis of allowance fermentation in the brewing barrel. [Principle] Single valve utilizes water sealing principle, which can effectively isolate the oxidation of fermentation medium in external air. All fermentation processes are automatically fermented at room temperature, exhaust, no need to manually control, easy to use, easy to operate, and can be reused for a long time. [Role] For red wine fermentation, it can be carried out in the secondary fermentation, and the carbon dioxide can be discharged; alcohol fermentation for honey wine, white wine, milk wine can prevent oxidation; Label:Yes Washing Care: Hand wash Kindly Tips: 1. Please allow 1-2cm differs due to manual measurement. Please compare the detailed size with yours before you buy. 2. The color of the actual items may slightly vary from the above images due to different computer screen, thanks for your understanding.