Copper Adjustable 3-Layer Flower Nozzle Waterscape Layer Flower Fountain Sprinklers 1. Material: brass 2. Scope of application: suitable for landscaping, plaza, park, hotel water features 3. Thickened brass material forging, electroplating process, high temperature resistance, anti-corrosion and rust, not easy to break, durable 4. Reliable quality, easy to install, beautiful water jet modeling, water flow stretching soft, each nozzle angle adjustable, water posture modeling flexible and variable 5. From the center straight up and three circles of different levels of adjustable DC with valve nozzle composition, water spray to form the center of the water column and two layers of the parabolic shape of the outer radiation 6. Each nozzle nozzle are threaded installation settings, hemispherical body can not only adjust the direction of the water spray, can also break down the nozzle, easy to clean the internal impurities 7. Working pressure: 1 inch: 25-60kpa, 1.5 inch: 25-85kpa, 2 inch: 25-115kpa 8. Water spray volume: 1 inch: 2.1-4.3 cubic meters h, 1.5 inch: 5.1-12.7 cubic meters h, 2 inch: 6.9-22 cubic meters h 9. Spray height: 1 inch: 1-4m, 1.5 inch: 1-6m, 2 inch: 1-8m 10. Specifications: 1 inch, 1.5 inch, 2 inch