Air Lock Double Bubble

Air Lock Double Bubble

Product Code:624028

Fill with water and insert in drilled stopper or bung to vent gases during fermentation. "Bubbler" style airlock makes a gratifying "bloop" noise during active fermentation. It is the preferred airlock for secondary fermentation, as it is possible to monitor the pressure inside the fermenter.
  • MSRP: $3.49

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