3/4″ 1″ 1.5″ Plastic Automatic Exhaust Valve Plastic Thread Air Valve Intake Exhaust Valve Accessories Simple Vent Valve

Description: Product Name: Automatic Intake And Exhaust Valve Size: 3/4'', 1'', 1.5'' Material: Plastic Application:garden , home , greenhouse , lawn watering irrigation Aquarium Tank Fittings DIY etc. Operating principle of exhaust valve : In the micro irrigation system, it is mainly installed at the high position and local highland in the pipe network system. When the pipe starts to deliver water, the air in the pipe is squeezed by water and concentrated at the high place of the pipe. When the air cannot be discharged, the water passing section will be reduced, and the pressure impact that is several times higher than the working pressure will also be caused. Air inlet and exhaust valves shall be installed at these high points to discharge the air in the pipe in time. When water supply is stopped, a vacuum will be formed in the high pipe due to the gradual discharge of water from the pipe to the low point, and the air inlet and exhaust valves will be able to supplement air in time. Package Include: 1 x Valve Note: 1. Please note that the photo does not show actual size please refer to Description for size details. 2. Please allow differences due to manual measurement thanks. 3. Due to the difference between different monitors the image may not reflect the actual color of the item. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.