Fermentation Airlock

€2.95

Tax included

The professional choice for active CO2 management.

This high-quality 3-piece Fermentation Airlock is the industry standard for home fermenting. It creates a one-way valve that allows carbon dioxide to vent safely while maintaining a sterile barrier against oxygen, mold spores, and fruit flies. Simple to clean and easy to monitor.

Delivered within 3-4 days

Master the Science of Fermentation with the 3-Piece Airlock

The secret to a successful ferment, whether it’s sauerkraut, hot sauce, or pickles, is an anaerobic environment. Our Fermentation Airlock provides the most reliable way to achieve this. Unlike "S-curve" airlocks, the 3-piece design is incredibly easy to disassemble and sanitize, ensuring no hidden bacteria ruin your next batch.

Designed to fit perfectly into the grommet of your Weck Fermentation Lid (or any standard rubber bung), this airlock acts as a silent guardian for your probiotics. Simply fill it with a small amount of water to create the protective seal.

Key Features

3-Piece Modular Design: Consists of the body, a floating piston, and a vented cap for maximum airflow control and easy cleaning.
Visual Activity Tracker: The "bobbing" piston provides instant visual feedback on the health and vigor of your fermentation.
Contaminant Barrier: Prevents "kahm yeast," mold, and vinegar flies from entering your jar and spoiling your hard work.
Easy Maintenance: The wide-mouth design allows for thorough scrubbing between uses.