A practical and durable rubber stopper No. 3, ideal for home winemaking and other fermented beverages. Thanks to its flexibility, it fits the demijohn neck perfectly and ensures a tight seal. The integrated hole allows insertion of an airlock for safe gas release during fermentation without the risk of contamination. The material is chemically inert, so it does not affect the taste or aroma of the beverage.
The rubber stopper No. 3 is a reliable solution for home winemakers and anyone producing fermented drinks. With precise dimensions and a flexible design, it seals excellently and protects the contents of the vessel from impurities and air. The 10 mm diameter hole is ready for a standard airlock, which enables controlled CO₂ release during fermentation.
The rubber material is chemically inert and does not absorb odors, so it does not affect the taste or aroma of your beverage. Easy handling and universal compatibility with demijohns and vessels of the appropriate neck diameter make it essential equipment for every home winery.
- Tight sealing of demijohns and vessels for a clean and safe fermentation process
- Open passage for the airlock – no pressure build-up and no contamination
- Durable, flexible material with long service life and easy maintenance
Specifications
- Top diameter
- 44 mm
- Bottom diameter
- 35 mm
- Height
- 40 mm
- Hole diameter
- 10 mm
- Material
- Flexible rubber, chemically inert
- Compatibility
- Suitable for demijohns and vessels with a matching neck diameter
