It produces a sparkling and unique water spray effect that remains stable in windy conditions. The nozzle set is ideal for small to medium water features and is not waterproof. Fountain spray nozzles create decorative visual effects for ponds and water features of various sizes. Available in different configurations to suit a range of decorative or occasional needs. Easy to install using a PVC pipe and a submersible pump. With its pleasing design and simple setup, it fits a variety of ponds and fountains.Product Specifications: 1/4 inch (2 tips) Connection Size: 1/4 inch Working Pressure (kPa): 15 Water Flow Rate (m/h): 2.0 Spray Height (m): 0.7 Lid Diameter (m): 0.4 Product Specifications: DN15 (4 points) Connection Size: DN15 (1/2 inch) Working Pressure (kPa): 35 Water Flow Rate (m/h): 3.0 Spray Height (m): 1.3 Lid Diameter (m): 1.0 Product Specifications: DN20 (6 points) Connection Size: DN20 (3/4 inch) Working Pressure (kPa): 40 Water Flow Rate (m/h): 5.0 Spray Height (m): 1.5 Lid Diameter (m): 1.2 Quantity delivered: 3 units