Basic plastic 3 piece airlock. Cylinder Lock is a type of airlock which serves one purpose: to let fermentation gas out and to keep air from reaching the beer or wine. Very durable and easy to clean! Remove top and fill to line with sanitizer solution.
Address 155 New Boston St. - Unit T, Woburn, MA 01801 Phone 781-933-8818 -or- 800-523-5423 Hours
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