1 Set Irrigation Venturi Fertilizer Injector with 3/4" Female thread Agriculture tools Garden Automatic fertilization Emitter | Дом и сад

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Fertilizer and chemical injection through drip and sprinkler irrigation systems.   Features: Made of engineering plastic. Excellent chemical resistance to most of the chemicals. Highly efficient and compact differential pressure injection device. Economical and low cost option. Available in 3/4'' Female thread BSP inlet/outlet connection.   Inlet/outlet thread : 3/4'' Female thread Material: POM Size:See photos Flow range:0.29-0.81 m3/h Work pressure: 0.7-9.5bar Self-priming capability: 3-37L/h   Package:1 Set: 1 Pc   1/2 Inch male thread Venturi Fertilizer Injector 2 Pcs 3/4 Inch female to 1/2 inch female thread connector 4 Pcs 1/2 Inch O-type water stop rubber ring   working principle: 1, Venturi-type fertilizer and irrigation system irrigation at the entrance of the water supply control valve installed in parallel, the use of control valve will be small, the formation of the control valve before and after the pressure difference, you can dissolve in the water inhalation into the Venturi And then into the water supply pipe. 2, the use of water through the Venturi tube produced by the vacuum suction, the fertilizer solution from the exposed fertilizer bucket evenly inhaled piping system for fertilization. Make your operation more convenient and simple. 3, if the fertilization concentration is stable, no additional power, more savings your time and resources! 4, the scope of application: greenhouse and other small area of fertilization.   Our Venturi are water driven, ie they are driven by the pressure of the main irrigation pipeline. The energy to run these devices reduces the irrigation water pressure of the water line.   Notice:  The size is measured by hands, please allow minor error of measurement. Photo color might be a little different from the actual product due to color display of different monitors.   PAYMENT: Before placing your order,please confirm details with us if you have request on items. Please make payment within 3 days of order if possible. SHIPMENT: 1. Preparing Time:we need 1-2 working days to prepare your order according to our numberous orders every day. 2. Please double check your address when you write in aliexpress,if you want change before we ship them out, 3.  Parcel tracking information query You can check your shipping information from the following link with your tracking no : www.17track.net/en  ( copy it to browser) 1. If you are satisfied with our items and our service,please take a minute to leave us possitive feedback with all 5 stars .we will appreciate it.  2. Any problem,please contact us, please keep away from negative feedback. We can give you the best solution.