1 Gallon Glass Fermenter Kit with S-Shaped Airlock

Small Batch Fermentation Made Simple (and Easy to Monitor)

This 1 Gallon Glass Fermenter Kit is the perfect setup for anyone making small experimental batches or fermenting at home on a manageable scale. Whether you’re brewing a 1-gallon batch of beer, starting a fresh mead, fermenting cider, or crafting homemade kombucha, this clear glass fermenter makes it easy to watch fermentation activity and keep everything sealed and protected.

Each kit includes a screw-top lid with a pre-drilled hole, a snug black grommet, and an S-shaped airlock to help vent CO₂ while keeping outside air and contaminants out. It’s a reliable, beginner-friendly fermentation setup that still holds up for experienced brewers and small-scale projects.

Perfect For

• Small batch beer: Great for recipe testing, pilot batches, and experiments
• Kombucha brewing: A simple fermentation vessel for homemade booch
• Mead and cider: Ideal for 1-gallon traditionals, melomels, and fruit ciders
• Wine and fruit ferments: Perfect for small wine batches and produce ferments

Why You’ll Love This Fermenter Kit

• Clear glass fermenter: Easily monitor fermentation activity, clarity, and sediment
• Compact 1 gallon size: Perfect for testing new ideas without committing to 5 gallons
• Airlock + grommet included: Creates a secure seal while allowing CO₂ to escape
• Beginner-friendly: Simple setup that works for a wide range of fermentation projects

What’s Included

• Glass 1 gallon jar: Durable, clear vessel for fermentation
• Screw top lid: Pre-drilled hole for airlock installation
• Black airlock grommet: Helps seal the airlock tightly in the lid
• S-shaped airlock: Classic fermentation airlock design for reliable performance

Basic Use Tips

• Sanitize first: Always sanitize the jar, lid, grommet, and airlock before use
• Leave headspace: Avoid overfilling to prevent foam or krausen from reaching the airlock
• Fill airlock properly: Add sanitizer solution or clean water to the fill line
• Ferment steady: Keep your fermenter in a stable temperature range for best results

Great For Small Batch Brewers and DIY Fermenters

If you enjoy brewing smaller batches, experimenting with new ingredients, or fermenting everything from mead to kombucha, this 1 gallon glass fermenter kit is a simple, reliable go-to. It’s a clean and easy way to run small ferments while still using the same type of equipment trusted in full-size fermentation setups.