Silicone Bung (Breathable) - PET Carboy (#10) itemID-11614 5" TC connection on both

5" TC connection on both the in and the out

this golden beer is about a strong and complex malt body

we loved the idea

Same as our regular scotch ale

Silicone Bung (Breathable) - PET Carboy (#10) itemID-11614 5" TC connection on bothFits PET Carboys. A breathable Silicone stopper that acts as both a stopper and an airlock. Unique design allows CO2 pressure to escape but keeps Oxygen and airborne contamination out. Quickly became our stopper of choice for wine. Used by numerous commercial wineries. Also has great application for beer ferments: Will create a vacuum if fermenting wort cools (as opposed to pulling water in from your traditional airlock.) Air tight seal is great for