Proportional pneumatic tipping valve to suit medium-heavy duty tipper trucks. Operated by proportional cab control. Open center hydraulic scheme according to CE standards. Built-in check and adjustable safety valves (direct type). Nodular cast-iron body for pressure up to 400 bar. Either Chassis or tank (DSP kit) mounting options. Mechanical Direct End-of-stroke with anti-shock spring. Ready for pressure signal switch mounting. Cataphoresis coated body and nickel spool.