This 4.6mm (3/16") Shut-Off Valve is specifically designed for smaller diameter MICRO DRIP irrigation pipelines, providing precise on/off control for individual branch lines or targeted watering areas. The compact 4.6mm size makes this valve ideal for controlling water flow to specific plant groups, hanging baskets, or individual irrigation zones within your larger system. Perfectly suited for use with Gardena 4.6mm diameter pipelines, this valve integrates seamlessly with your existing MICRO DRIP setup. The smaller diameter is particularly useful for detailed irrigation control in containers, raised beds, or areas where you need to isolate specific watering circuits without affecting the rest of your system. Features and Benefits: • Provides reliable shut-off control for individual pipelines • Quick & Easy connection technology for hassle-free installation • Compact size ideal for detailed irrigation control • German-engineered quality and reliability Specifications: Gardena Part Number: 13217-20 Diameter: 4.6mm (3/16") Compatible Pipelines: Art. No. 1348, 1350