Self-brewed Wine Red Wine Exhaust Valve High Transparent Pp One-way Valve Carbon Dioxide One-way Exhaust Valve

Features: It can emit carbon dioxide for honey, white wine, milk wine alcohol fermentation and can prevent oxidation. Easy operation, simply fill water into the exhaust valve, insert it to the cover of the brew barrel or rubber plug on the top of the fermentation container and then cover it with the lid. Effectively prevents flies flying into the wine/beer with a cover included. All of the fermentation process is automatic fermentation without manual control and can be repeatedly used for a long time. Suitable for pure juice fermentation, such as white grapes, honey wine fermentation, red wine secondary fermentation, etc. Specification: Material: Plastic Color: Transparent as picture Sub-Type: Airlocks Product Length: Approx. 17cm / 6.7inch Product Max Width: Approx. 1cm / 0.4inch Package Included: 1x Brew Check Valve