Brewhouse fixture is a term used in the brewing industry to refer to the equipment and tools used to make beer. The two crossword solutions for this term are VAT, which is a 3-letter word, and VESTALVIRGINS, which is a 13-letter word. VAT stands for Vessel for Alcoholic Treatment, which is a large tank used to ferment and store beer. VESTALVIRGINS is a reference to the Vestal Virgins, who were priestesses of the Roman goddess Vesta and were responsible for tending the sacred fire that was used to heat the brew kettles.