Non-Return Valve has a very low opening pressure and low differential for closing even at high operating pressure. Ryder Equipments Pvt Ltd is an ISO 9001-2000 awarded company that manufactures Non-Return Valve. The other products manufactured by Ryder Equipments Pvt Ltd include Suction Control Valve, Regulator P3NE, Regulator P3NE, and Solenoid Valve. Non-Return Valve is a self-aligning unit and can be mounted/ fitted in any position. The unit locks effectively in reverse directions at pressure differential as low as 0.1 kgf/cm2. The unit is equally efficient in operation while handling gases or fluids under pressure or vacuum. It finds application in handling gases on liquids under pressure or vacuum and normal operating pressure.