4PCS Fermentation Airlock for Home Brewing, Demijohn Airlock Food-Grade Equipment
Rated 4.0 / 54 ratings on Amazon →
Pros
- Pack of 4 food-grade airlocks, good value for multiple demijohns
- Universal fit for fermentation buckets and demijohns
- Simple bubbler design is easy to check at a glance
Cons
- Very small review count so far
Specifications
- Material
- Food-Grade Plastic
- Price
- Budget
- Capacity
- Standard Demijohn
Related attributes
Length
Best For
Warranty
Not sure which fermentation equipment is right for you? Read our Best Fermentation Equipment UK (2026) guide.