The Sole Valve is designed and manufactured respecting the strictest hygiene norms and avoiding recesses and interstices of any kind, thus allowing the operator to quickly disassemble and clean the valve without using any tools. The vane, by means of its (alternate 90° angle) movement allows a quick interception and discharge of the product; it is designed to resolve the problem of interception and control of the flow of: powders, granules and pastes