FastRack Twin Bubble Airlock (2-Pack)
- Automatic and transparent airlock for easy monitoring.
- Made from durable, food-grade materials.
- Prevents oxidation with airtight design.
- Simple to use with standard rubber stoppers.
- Ideal for brewing beer, wine, and fermenting foods.
- Effortlessly releases CO2 during fermentation.
- Pack of two for multiple fermentation projects.