When the tube begins to fill with water, the plug head stays in the open position for a large amount of exhaust, when the air is discharged, water in the valve, the float is floated, drive the plug head to the closed position, stop a large amount of exhaust, when the water in the tube is normally transported, if a small amount of air gathers in the valve to a considerable extent, the water level in the valve drops, the float drops accordingly, at this time the air is discharged by the small hole, when the pump stops, When the water flow in the pipe is empty or when there is negative pressure in the pipe, the plug head is quickly opened and the air is inhaled to ensure that the pipeline is complete.

Our factory offers wholesale air valves designed for reliable and efficient flow control in a variety of applications. With a focus on quality and customization, our products are able to withstand harsh operating conditions and provide long-term service. Whether you need a standard product or a custom solution, our products provide cost-effective and reliable flow control solutions. Contact us today to get the best deal on flexible seat gate valves from the leading supplier in China.