Set 10 Vòng Đệm Kín Khí Lên Men Chống Rò Rỉ ♨Nóng Bỏng

Airlock Grommet Fermentor Anti-Leakage Sealing Ring Food Grade Home Brew Silicone Seal Grommet Fermenter Lid Grommets Description: 1.The airlock grommet is made of Food Grade silicone with PBA free. It is high-temperature resistant. It could withstand Not over 300 ℉ 2. It work with the airlock, and makes a perfect air-tight seal to keep bugs/bacteria/ oxygen from getting in your fermenter.That will help maintain the ferment for a longer period 3. External diameter is 5/8"(16mm). Internal diameter is 3/8"(9mm). Height is 0.3 inch(8mm). Need to drill a 5/8" hole in a fermenter lid. And then this airlock grommet is easily insert in lid hole 4. The fermenter grommets are great for airlocks & plastic buckets lids & straws. Features: 1 - Any airlock fit into the grommet 2 - Made of super durable and long lasting silicone 3 - The silicone grommets will fit both metal and plastic lids 4 - These fermenter grommets made it easy to make an air tight hole for an air lock 5 - Use the airlock grommet to turn mason jars into drinking bottles 6 - Used these grommets to make my own airlock lids for fermenting 7 - Best to start with smaller hole and work up to the 5/8 inch hole to insert the airlock grommet Size:as picture Package include: 10 x Sealing Ring