The 800 Liter / 200 Gallon Cylindrical Aseptic Stainless Steel Tank comes equipped with a CO2 and Pressure Relief Valve set at 1 bar / 14.5 psi. It can be modified to 2 bars / 29 psi. The tank comes with an option of a Fermentation Manlid, that is equipped with a 3-Triclover 1.5 inch fittings, Pressure Relief Valve (0-29 psi), CO2 inlet and outlet, a Manometer and a CIP Spray Ball. The bottom is a conical bottom drain 120° and 2-1/2” outlet pocket, with a bottom discharge Butterfly tri-clamp. See attachment for spec and photos.