People like to make wine at home. So, it is quite a necessity for them to prepare professional making equipment. An exhaust device is also important for wine making. We'd like to introduce this Cylinder Fermentor Airlock Grommet / Air Lock for Home Wine Making to you. It is ultra lightweight, with the adoption of premium plastic material. Transparent design allows you to see clearly. It is a sort of 3-piece air lock, with greater efficiency. Rather practical in use!<!--Features --><p>FEATURES</p><ul><li> New and high quality</li><li> Use single seal valves principle, this principle can be effectively cut off the outside air oxidation of the fermentation medium</li><li> All the fermentation process is in normal temperature automatic fermentation, exhaust</li><li> Without manual control, simple and easy to use</li><li> Support repeated use </li></ul><!--Specifications --><p>Specifications</p><table width="100%" border="0" cellpadding="0" cellspacing="0"><tbody><tr><td width="131"> Material</td><td width="365"> Plastic</td></tr><tr><td width="131"> Color</td><td width="365"> Transparent</td></tr><tr><td width="131"> Dimensions</td><td width="365"> (4.45 x 1.38 x 0.32)" / (11.3 x 3.5 x 0.8)cm (L x W x H)</td></tr><tr><td width="131"> Weight</td><td width="365"> 1.09oz / 31g</td></tr><tr><td width="131"> Inside Dimensions</td><td width="365"> (1.97 x 0.98)" / (5 x 2.5)cm (L x Dia.) </td></tr></tbody> </table><!--Package Includes --><p>Package Includes</p><ul><li>1 x 3-piece Air Lock </li></ul><!--Extra Info --><!--produts_compatibility -->