S-Shape Airlocks ,Homebrew Bubble Airlock Carboys Stopper Fermenter Seal Valve with Food Grade Grommets Wine Making Equipment

Require Food Contact : Yes High-concerned chemical : None Product Type : Airlocks Material : Plastic Origin : Mainland China Brand Name : SUNFILI

◆ Made of high quality BPA-free polypropylene w and rubber grommets◆ Easy operation for healthy fermentation food◆ Isolate the air to prevent oxidation to allow automatic fermentation◆ Suitable for preserving, brewing, making wine, beer, fermenting sauerkraut, kimchi