Jillmo’s airlock designed with 3 parts—valve, valve cap and top cap with pinholes, easy to assemble and use. Made from food grade crystal-clear plastic, bpa free, you can use them safely over and over again for long time.In the process of fermentation, gas can escape from the valve and also keep out of the oxygen from air.

The airlock can be used for wine making, beer making, fermenting fruit and food. Fits well with mason jar lid, bucket lid in 13mm/14mm lid hole. Use airlock together with silicone grommet, if you need grommet, shop at jillmo’s store. For additional information regarding the product, please contact with DuBuy support team.