Adjustable Fertilizer Dispenser For 1/2"-1" Irrigation Systems. Enhance Your Irrigation System with the Male Thread Venturi Fertilizer Injector, Ideal for Gardens, Greenhouses, Lawns, and Farms. Constructed from Sturdy Engineering Plastic, It Offers Excellent Resistance to Chemicals and Wear, Ensuring Long-lasting Performance. This Injector Uses Existing Water Pressure for Efficient Fertilizer Distribution, Removing the Need for External Power. Features: - Material: Durable POM Plastic - Sizes: 1 Inch, 3/4 Inch, 1/2 Inch - Flow Range: - 1 Inch: 1.82-6.34 M³/h - 3/4 Inch: 0.65-2.42 M³/h - 1/2 Inch: 0.29-0.81 M³/h - Working Pressure: 0.7-9.5 Bar - Self-Priming Capacity: - 1 Inch: 34-279 L/h - 3/4 Inch: 9-92 L/h - 1/2 Inch: 3-37 L/h - Includes: 1 Unit - Color: Varies Ensure Optimal Nutrient Delivery with This Efficient Venturi Injector..