Air Realese Vavle When the machine starts to work normally, the air release valve starts to operate automatically, so that the air in the proportioning machine is automatically released. Interface Specifications Adopt 1 inch interface size, outer diameter 32MM inner diameter 25MM, high-quality spiral design, easy to install and durable. Proportion Clear scale, automatic ratio and quantitative ingredients, accurate dosage, dosage and fertilizer varieties can be changed at any time, without changing the irrigation system or control plan, the operation is simple and easy to learn. Flow Direction Indicating arrows are printed on the proportional pump to indicate the direction of water flow, which is simple and clear and more convenient to use. Read more Note: -When using automatic dosing device, make sure that the container containing the liquid additive is not empty! -Due to the manual measurement,there might be some error. Package Included: 1 x Fertilizer Injector Dispenser 1 x Tube 4 x Accessories Description: This is a water powered dosing device, powered by the water dosing, so When the water flow is small, it will not work properly. It is recommended to control the water pressure. Application: Agricultural irrigation, equipment maintenance, horticultural flowers, environmental water treatment of animal husbandry and breeding, industrial disinfection, car washing, food processing, printing and other industries requiring rational dilution. Name: Fertilizer Injector Dispenser Color: blue+black Scale Range: 0.2%-2% Flow Range: 20-2500 L/h Water Temperature: 4℃-30℃ Working Water Pressure: 0.2-3 kg force Inlet And Outlet Caliber: 32mm/25mm Read more