0.5 L Airlock Fermenter

$13.44 $

Use the 0.5 Litre Airlock Fermenter to ferment small batches of relish, chutney, condiments, and salsa; herb pastes and whole-leaf ferments; pickled garlic, onions, ginger, and turmeric; sourdough starter storage; test batches; and extras from larger batches.

Includes a rubber gasket, plug, grommet, mini airlock, and 52 grams (~3 tablespoons) sea salt. Glass disc sold separately.


  • Health Benefits: The 0.5 L Airlock Fermenters offer a completely oxygen-free fermentation system that yields 1/3 pound of mould-free, raw, fermented foods teaming with good microbes, active enzymes, and disease-fighting phytochemicals.
  • Airtight: It starts with an iconic, airtight Bormioli Rocco Fido jars and a grommet to accommodate a snugly fitting airlock through the lid. This system is a great alternative to jars with threaded lids through which oxygen enters.
  • Economical: DIY fermented foods rather than relying on store-bought ferments. Save money in the long term.
  • Correct process: Control the fermentation process at home to ensure your ferments have aged properly to ensure you feel your best on fermented foods.
  • Food Grade: Rest at ease knowing that the components are food grade and non-toxic.
  • Easy: Customize your ferments, add the flavour you want, and have various fresh ferments in as a soon as a week. Follow the 5-step process: choose, chop, salt, place, and pack. Learn more with the Getting Started booklet included with jar orders.

Additional information

Weight 0.813 kg
Dimensions 10.8 × 10.8 × 9.5 cm


  • Capacity: 1/3 pound vegetables or 1/2 litres (17 oz)
  • Jar height: 3 3/4″ (9.5 cm) without airlock
  • Jar diameter: 4 1/4″ (10.8 cm)
  • Jar system weight: 0.668 kg (jar, gasket, plug, grommet, mini airlock, salt)
  • Mini airlock height: 3 cm diameter; 7.5 cm overall height; 5.3 cm main body, not including stem

Component Details

  • Jar: Bormioli Rocco Fido jar lead-free, cadmium free, tempered clear glass, made in Italy
  • Gasket: food grade rubber, BPA-free, made in Italy by Bormioli Rocco
  • Grommet: FDA-NSF-61 food grade silicone, made in the USA
  • 2-Piece Mini Airlock: high density polyethylene, made in the UK
  • Plug: FDA grade silicone tapered plug, made in China
  • Salt: ancient fine-grain Redmond Real Salt (unrefined sea salt), no additives, harvested from central Utah, USA.