Midwest Supplies

S-Bubble Airlock: This airlock is the preferred choice for secondary fermenters, as it allows you to monitor the pressure in the fermenter. Fill to line with boiled water or sanitizer. More Info...

3-Piece airlock: The 3-Piece is the best choice for the primary fermenter, since it comes apart for easy cleaning in the event of a blow-off. Fill to the line with boiled water or sanitizer to create a closed fermenting system. More Info...

Solid Rubber Stoppers More Info...

Rubber stoppers with a hole drilled in the center, perfectly sized to accept airlocks or what have you. More Info...

Small Universal Carboy Bung- Solid: For 3, 5, 6 and 6.5 gallon glass carboys: These bungs have a graduated taper which provides a snug fit and seal on any size carboy. Lip prevents bung from falling into the carboy. Will seal a carboy even if it is wet. More Info...

Small Universal Carboy Bung- Drilled: For 3, 5, 6 and 6.5 gallon glass carboys: These bungs have a graduated taper which provides a snug fit and seal on any size carboy. Lip prevents bung from falling into the carboy. Will seal a carboy even if it is wet. More Info...

Fits the Better Bottle. More Info...

Fits the Better Bottle. More Info...

Large Universal Carboy Bung, Solid: Similar in top and bottom diameters as the #11 stopper and will fit our 15 gallon glass demijohns. More Info...

Large Universal Carboy Bung, Drilled: Similar in top and bottom diameters as the #11 stopper and will fit our 15 gallon glass demijohns. More Info...

Solid Silicone Stopper: Dimensions: 1 1/2" at top, 11/16" at bottom. More Info...

Vented Silicone Stopper: Fits 3, 5, 6 and 6.5 gallon carboys and works as both a stopper and an airlock. Its four vents and pliable seal allow CO2 to espace but prevents entry of oxygen and airborne contaminants. Diameter is 1 1/2" at top, 11/16" at the bottom. More Info...

8" Glass Airlock Large- Twin Chamber: For the homebrewer that has everything. More Info...