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With a wider 4” mouth, there is easier access for cleaning. It is made of heavy P.E.T. plastic.
  • Fermonster Carboys do not use any plasticizer and are made with 100% Virgin food grade materials and are BPA free.
  • Comes with an O-ring and air-tight ONE PIECE lid with a hole that will take a #10 stopper (NOT INCLUDED). The lid hole is 4.3 cms (1.7”) in diameter.
  • There are no ribs, only smooth sides, so no yeast or sediment will adhere to walls during fermentation.
  • Completely taste and odour-free. It is also stain resistant.
  • Impermeable to oxygen.
  • 100% made in Canada.
  • Comes with 5-Gallon, 6-Gallon and 7-Gallon easy-to-read markings on the side.
  • Big enough so you can use them as your Primary Fermenter.

Please note, a #10 bung is required but is not included with the Fermonster.

Three sizes currently available:

FerMonster™ XL 7 Gallon PET Fermenter:

Diameter 287 mm ( 11.3”), height 530 mm (20.9”) (including lid)
* When filled to the base of the neck it accommodates 28.0 litres (7.4 US gallon)
* Volume is measured to the base of the neck. With water at sea level and 20 C

FerMonster™ 6 Gallon PET Fermenter:

Diameter 280 mm (11”), height 490 mm (19.2”) (including lid).
* When filled to the base of the neck it accommodates 23.8 litres (6.3 US gallon)

FerMonster™ 3 Gallon PET Fermenter:

Diameter 230 mm (9”), height 372 mm ( 14.6”).
*When completely full the 3 Gallon can accommodate up to 12 litre (3.2 US Gallon)