The nozzle is made of quality brass material, corrosion resistant and durable, long service lifespan, beautiful brass golden color, high-grade looking. The fountain nozzle is for porous scattering. The center of the water column and nozzle spraying formed three layers outward radiation parabolic spray. the water shape is very beautiful for home courtyard, garden water pond, park fountain, hotel fountain. Fountain nozzle head has different sizes for your different occasional fountain decoration or demands. nozzle augments its spout effect by adding water volume from the pool. In this way, a very heavy, powerful effect is achieved with little alteration. Water spray sprinkler head is easy to install, it only requires PVC tubing and a submergible water pump. : Condition: Connection Size (Internal thread): 3/4 inch Following Theoretic Data is for Reference: 3/4 inch (DN20) Nozzle: Pressure: 40Kpa Amount of water: 5.0 m/H Spray height: 1.5M Cover the diameter: 1.2M Colour: gold Material: brass Nozzle Size: 3/4 inch Nozzle (Dia. x Height): . 3.1cm x 6.7cm / 1.2 x 2.6inch Package Contents: 1 x Fountain Nozzle Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.