QUIC-FLOW 10" Square valve - fast dumping systems for tankers, dumping up to 2800 GPM. Mounting the valve at the bottom of the tank provides approximately 1700 GPM, half of valve below tank 2300 GPM, and valve below tank up to 2800 GPM. All components in contact with water are passivated stainless steel. Easily mounted/adjusted from outside the vehicle. Optional addition of electrical, pneumatic, or hydraulic control systems. Pre-drilled pads provided for attachment of the electrical system. Chutes may be permanently/temporarily attached. Tested to 3000 G.P.M.