Airlocks and Bungs

#6.5 - This rubber stopper is for typical glass carboys and our plastic buckets. Rubber stoppers provide an air-tight seal to carboys, necessary fo...

This S-Shape bubble airlock is the preferred choice for secondary fermenters, as it allows you to monitor the pressure in the fermenter. Fill to li...

Rubber grommet designed for plastic bucket lids, providing a secure fit for an airlock without the need for a conventional rubber bung.

Fits the Fermonster Carboys and Better Bottle Carboys. Rubber stoppers provide an air-tight seal to carboys, necessary for proper fermentation. BPA...

Rubber stoppers provide an air-tight seal to carboys, necessary for proper fermentation. BPA free and made out of Food Grade materials. Maximum Tem...

Pack of 2 This 3-piece airlock is ideal for primary fermenters, as it allows you to monitor the CO2 release from the fermenter. Fill to line with b...

Pack of 2 This S-bubble airlock is the preferred choice for secondary fermenters, as it allows you to monitor the pressure in the fermenter. Fill t...

Pack of 3. This S-bubble airlock is the preferred choice for secondary fermenters, as it allows you to monitor the pressure in the fermenter. Fill ...

#7.5 - This rubber stopper is for typical plastic carboys and fits a 1000ml flask. Rubber stoppers provide an air-tight seal to carboys, necessary ...

#13 - This rubber stopper is for mason jars Size: 13 TopDiameter: (68mm 2-11/16') Bottom Diameter: (58mm 2-9/32') Length: (25mm 1') One Hole Diamet...

Rubber stoppers provide an air-tight seal to carboys, necessary for proper fermentation. BPA free and made out of Food Grade materials. Maximum T...

Drilled, rubber bung. Fits most glass demi-johns. Top Diameter: 45mm, 1-25/32". Bottom Diameter: 37mm, 1-15/32". Length: 25mm, 1".

#2 - This rubber stopper fits most standard sized bottles Size: 5 TopDiameter: (20mm 3/4") Bottom Diameter: (16mm 5/8") Length: (25mm 1')

Rubber stoppers provide an air-tight seal to carboys, necessary for proper fermentation. BPA free and made out of Food Grade materials. Maximum T...

Drilled, plastic bung with longer taper. Fits a wider range of demi-johns and carboys. Lip prevents bung from falling into carboy. 41 mm - Bottom 5...

Pack of 2 The 3-Piece airlock is the best choice for the primary fermenter, since it comes apart for easy cleaning in the event of a blow-off. Fill...

Solid stopper Top Diameter: 1-1/16" (42.9mm) Bottom Diameter: 1-7/16" (36.6 mm) Length: Approximately 1"

Rubber stoppers provide an air-tight seal to carboys, necessary for proper fermentation. BPA free and made out of Food Grade materials. Maximum Te...

This 3-piece airlock is ideal for primary fermenters, as it allows you to monitor the CO2 release from the fermenter. Fill to line with boiled wate...

Solid, plastic bung with longer taper. Fits a wider range of demi-johns and carboys. Lip prevents bung from falling into carboy. 41 mm - Bottom 51 ...

Pack of 10 This 3-piece airlock is ideal for primary fermenters, as it allows you to monitor the CO2 release from the fermenter. Fill to line with ...

This S-bubble airlock is the preferred choice for secondary fermenters, as it allows you to monitor the pressure in the fermenter. Fill to line wit...

Pack of 12. The 3-Piece airlock is the best choice for the primary fermenter, since it comes apart for easy cleaning in the event of a blow-off. Fi...

#6.5 - This rubber stopper is for typical glass carboys and our plastic buckets. Rubber stoppers provide an air-tight seal to carboys, necessary fo...

Rubber stoppers provide an air-tight seal to carboys, necessary for proper fermentation. BPA free and made out of Food Grade materials. Maximum Te...

#5 - This rubber stopper is for typical Big Mouth glass carboys, test tubes, flask stoppers or other bottles. Size: 5 TopDiameter: (27mm 1-1/16') B...

Solid core, no airlock hole. Plastic bung with longer taper. Fits a wider range of demi-johns and carboys. Lip prevents bung from falling into carb...

Drilled, plastic bung with longer taper. Fits a wider range of demi-johns and carboys. Lip prevents bung from falling into carboy.

Rubber bung. Fits most glass demi-johns. Top Diameter: 45mm, 1-25/32".Bottom Diameter: 37mm, 1-15/32".Length: 25mm, 1".

Size: 5 Top Diameter: 1 1/16"Bottom Diameter: 7/8" This bung is solid. There is no hole for an airlock."  

Solid core, no airlock hole. Plastic bung with longer taper. Fits a wider range of demi-johns and carboys. Lip prevents bung from falling into carb...

Seal with Precision: Premium Silicone Rubber Stopper with Hole #7 Elevate craft brewing and DIY projects with our versatile Silicone Rubber Stopper...

Rubber stoppers provide an air-tight seal to carboys, necessary for proper fermentation. BPA free and made out of Food Grade materials. Maximum T...