lauter tub

lauter tub

[′lau̇d·ər ‚təb]
(food engineering)
A tank with a perforated false bottom in which the extract (wort) is separated from the insoluble grain residue during mashing of barley malt.
References in periodicals archive ?
For that installation, Enerfab put in a mash mixer, lauter tub and brewkettle (see photo).
Because the trub contains sugar solids, it is returned to the lauter tubs for the next cycle.
After mashing, the product, now called wort, goes to lauter tubs, which are vessels with perforated floors.