JANSAMN 12 PCS Airlock Grommet, Fermenter Lid Grommet,Silicone Grommets for Mason Jars/Airlock/Straws/Plastic Bucket Fermenter Lids,5/8" OD & 3/8" ID (fermenter Grommet)
Brand: JANSAMN
Color: Black

Features： ★ Any airlock fit into the grommet ★ Made of super durable and long lasting silicone ★ The silicone grommets will fit both metal and plastic lids ★ These fermenter grommets made it easy to make an air tight hole for an air lock ★ Use the airlock grommet to turn mason jars into drinking bottles ★ Used these grommets to make my own airlock lids for fermenting ★ Best to start with smaller hole and work up to the 1/2 inch hole to insert the airlock grommet Package Including: 12* silicone grommets

★ Food Grade Silicone ★ The airlock grommet is made of thicker silicone and PBA free. It features a higher quality. Also our silicone grommet is high-temperature resistant. It can withstand Not over 300 ℉
★ Good Sealing ★ This silicone grommet work with the airlock, it 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
★ Fit For 1/2" Hole ★ External diameter is 5/8"(15.93mm). Internal diameter is 3/8"(9mm). Height is 0.3 inch(8mm). Need to drill a 1/2" hole in a fermenter lid. And then this airlock grommet is easily insert in lid hole
★ Widely Application ★ The fermenter grommets are great for airlocks & plastic buckets lids & straws.Use these silicone grommet to convert mason jars to air locked fermentation vessels
★ 100% Satisfaction ★ We aim to provide the highest quality service and the best product quality for each customer. Place your order without any worry. If you have any question, we will unconditionally solve for you!