Add versatility to your fermentation setup with the 32 oz Mason Jar, designed for direct compatibility with The Catalyst Fermentation System. This wide-mouth jar attaches securely for collecting trub and harvesting yeast, allowing brewers to manage fermentation byproducts without siphoning or unnecessary exposure.
The 32 oz mason jar is ideal for homebrewers using The Catalyst who want a reliable solution for trub removal, yeast collection, and general fermentation management. Its direct-fit design supports cleaner transfers and more controlled brewing workflows.
Beyond fermentation use, the jar is also well suited for making yeast starters, crafting tinctures, or handling other brewing-related tasks. The wide-mouth opening allows for easy filling, pouring, and thorough cleaning between uses.
This 32 oz wide-mouth mason jar is compatible with The Catalyst Fermentation System and uses standard wide-mouth threading for a secure fit. It is designed for repeated use and easy maintenance.
Crafted for compatibility and dependable use, Craft a Brew fermentation accessories are widely used by homebrewers seeking practical tools for clean fermentation management.












