5 Pack Exhaust Seal Valve with Rubber Airlock Stopper Twin Airlock for Wine Making, Beer Brewing Glass Carboy Fermenter

2. Simple to press the stopper onto the carboy, insert the beer airlock to the stopper, pour some water into airlock and cover the lid to complete all operations.

3. Brewing airlock makes easier for the fermentation caused it could effectively isolate the air to prevent oxidation and allow the whole fermentation process to be automatic fermentation and exhaust at normal temperature without manual control.

Specification:

Suitable for preserving, brewing, making wine, beer, fermenting sauerkraut, .

5 * No. 3 stopper (15x21x24mm)

Colour: white

Material: plastic + silicone

Size: exhaust valve: 115x40mm, bottle stopper: 15x21x24mm

Package Contents:

5 * exhaust valve

5 * No. 3 perforated corks

Note: Before use, please boil and disinfect the airlock with boiling water. Wash with water after use.

Only the above package content, other products are not included.