Silicone Fermentation Airlock Plug for Bottles and Test Tubes

Package List 3 x Valves 3 x Silicone Plugs Features -Size:2.80X2.50X1.90cm/1.10X0.98X0.75in(silicone plug) -Product Info:Fermentation gas valve -Color:Transparent -Size:12.00X3.80X3.80cm/4.72X1.49X1.49in(valve) -Material:Silicone, plastic - Used to preserve finished , wine, sauerkraut, sauerkraut, hard wine, etc fermentation silicone plug - These silicone stoppers are using a simple shape design, easy to insert and pull brewing silicone plug. - Smooth and , these stoppers will not do damage to the bottle or test tube brewing supplies. - Multi-functional and versatile, can be used for professional and personal use winemaking supplies. - Designed to keep air out of the bottle, slow the rate of oxidation and keep the wine fresh silicone bottle plug.Goods Descriptionbrewing supplies These wine check valves designed to prevent back-flush in the chamber, also for secondary of home-brewed , wine, cider, juice, and more.brewing equipment valves Made of silicone and plastic material for and use, safe, easy to operate and easy to maintain

• Brewing silicone plug--practical wine and making check valves for home, brewery and restaurant to use,one-way brewing valve
• Brewing accessory--all processes are automatic without manual control and can be reused for a long time,brewing supplies
• Fermentation silicone plug--suitable for brewing and wine at home and is an accessory for the process,brewing equipment valves
• Silicone bottle plug--the valves are all made of plastic material, you can keep it for a long term,one-way vent valve
• Winemaking supplies--they can make your wine fresh for a longer time, giving you a ,brewing accessory