The beer fermention tank is widely used in such industries as brewing, dairy product processing, etc...The Conical Fermenater is a beautifully designed product for the mini discriminating brewer. Its features provide commercial brewery functionality at a consumer good price. It is easy to use and loaded with standard features. The standard capacity of 5Gal( more than 10 pieces), 7Gal(more than 8 peces), 14.5Gal, 27Gal Sizes are perfect for home brew use with batches, 3-piece ball valves, 100% Stainless Steel. The Fermenater is the only weld-free interior fermenter on the market. Rotating Racking Arm is standard equipment! ! Just like the Craft Brewers huge conical fermenters.