The Airblast Flat Sand Valve is used to provide metering of abrasive from the blast pot to the blast hose. With its unique 45° design, the FSV Flat Sand Valve permits a smooth, natural flow of abrasives into the blasting air stream. The FSV Flat Sand Valve is best suited to blasting applications using expendable type abrasives, such as crushed glass and copper slag. Airblast offers a full selection of metering valves. Contact Airblast to discuss which metering valve is most suitable for your specific application.