Description
Small Silent fermentation lock
9mm shaft
3-piece fermentation attachment for demijohns, beverage barrels, barrels and stored goods.
The inner piston of the fermentation lock allows for a gentle release of carbon dioxide during fermentation. This makes the fermentation lock very quiet and ideal if the fermentation vessel is to be placed in a living space.
Shaft diameter 9 mm - suitable for plugs with an 8.5-10 mm bore.
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