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A clear PET plastic Fermonster carboy with wide-mouth lid on a wooden workbench
Fermentation

Fermonster PET Carboy (6 gal)

The unbreakable carboy. For the rest of us.

Todd-approvedBeginner top pick

≈ $30–$35price range

Glass is great until you drop it. PET (the same plastic as soda bottles) is shatterproof, lighter, and has a wide-mouth lid that's miles easier to clean than a narrow glass neck.

Todd's defected to PET for everything except long aging. Russ still loves his glass.

Where to buy

We don't sell this — these links go to retailers who do. We may earn a small commission at no extra cost to you.

Why we like it

Wide mouth = easier cleaning = more batches actually getting made.

Who it's for

Anyone with stairs, cats, or a fear of glass on concrete.

What's in the box

  • 6-gallon capacity
  • Food-grade PET plastic
  • Wide-mouth threaded lid
  • Compatible with standard airlocks

Goes well with