Brewing Accessories Airlock Grommet Silicone Grommets for Homebrewing Beer Wine Straws Mead Wine Sauerkraut Kimchi 20 Pack Brewing Accessories(Black)

Airlock Grommet Features:1. Includes 20 airlock grommets. Adequate quantity to meet your daily use.2. The grommets is made of quality and thick silicone, sturdy and durable, not easy to get broken, ensure a long service life.3. This silicone grommet is widely applied in combination with an airlock to form a hermetic seal that protects food from oxygen and extends fermentation time. It's very convenient for you to use these silicone grommets to convert glass bottles into airtight fermenters.4. Easy to insert and remove. Simple punch or drill a 12.5mm hole in your fermenter lid and insert the grommet edge into the opening so that the grommet groove catches on the edge. Please check the size before purchase to avoid improper size.Dimensions:Center Hole: 9.8mmCenter Channel: 2mm width. Designed to fit 12.5mm lid holes.==========Hign-concerned Chemical : NoneFeature : Eco-FriendlyQuantity : >5Bar Accessories Type : Oxygen StoneCertification : CIQMaterial : Silicone RubberiType : Bar Accessories

• Airlock Grommet
• Features:
• 1. Includes 20 airlock grommets. Adequate quantity to meet your daily use.
• 2. The grommets is made of quality and thick silicone, sturdy and durable, not easy to get broken, ensure a long service life.
• 3. This silicone grommet is widely applied in combination with an airlock to form a hermetic seal that protects food from oxygen and extends fermentation time. It's very convenient for you to use these silicone grommets to convert glass bottles into airtight fermenters.