Krausen Killer Carboy Washing SystemIntroducing the first system to make cleaning your fermentors as much fun as filling them! Sit and smugly watch, hands free, as your worst nightmare of crusted on krausen simply fades away. A solution of water and PBW is pumped through the washer, effortlessly obliterating caked on crud. Spend less time and water cleaning your equipment. Ideal for plastic carboys where you cannot use a brush to scrub the inside. Keep those plastic fermentors scratch