?Bubbler? type fermentation trap fits bored rubber/cork bung. When fitted protects the ferment by allowing gas pressure to escape but admits no air.
Bubbler Airlock with 1gall Rubber Bung
SKU: 5288
£2.99Price
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?Bubbler? type fermentation trap fits bored rubber/cork bung. When fitted protects the ferment by allowing gas pressure to escape but admits no air.