Glass airlock 2pcs
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Glass, straight straws
-made of glass with 8,5mm diameter. Suitable for mouth in demijohn's rubebr caps.
Straws are made of material, which has all certificates for food contact, PZH certificate.
Straws are suitable for mouth in demijohn's rubber cap.
Fermentative straw, filled with water is used during feremntation process. They protect from oxygenation and also enable to bring out carbon dioxide.