1、The nozzle is made of quality brass material, corrosion resistant and durable, long service lifespan, beautiful brass golden color, high-grade looking 2、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 3、Different sizes for your different occasional fountain decoration or demands 4、Fireworks 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 5、Easy to install, it only requires PVC tubing and a submergible water pump The Fireworks Nozzle is a kind of porous scattering fountain nozzle and popular used in commercial and architectural fountains. Fountain nozzle sprays can be used in a wide variety of ways to achieve spectacular effects. With beautiful shape and convenient installation, it can be adapted to a wide range of ponds and fountains. Worth buying! Features: 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 decoration. Different sizes for your different occasional fountain decoration or demands. Fireworks 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. Easy to install, it only requires PVC tubing and a submergible water pump. Specifications: Condition: Material: Brass Color: Gold Connection Size (Internal thread): 1/4", 1/2", 3/4" (Optional) Nozzle Size: 1/4" Nozzle （Dia. x Height): Approx. 1.7cm x 4.1cm / 0.7 x 1.6inch 1/2" Nozzle （Dia. x Height): Approx. 2.4cm x 6.1cm / 0.9 x 2.4inch 3/4" Nozzle （Dia. x Height): Approx. 3.1cm x 6.7cm / 1.2 x 2.6inch Following Theoretic Data is for Reference: 1/4" (DN8) Nozzle: Pressure: 15Kpa Amount of water: 2.0 m³/H Spray height: 0.7M Cover the diameter: 0.4M 1/2" (DN15) Nozzle: Pressure: 35Kpa Amount of water: 3.0 m³/H Spray height: 1.3M Cover the diameter: 1.0M 3/4" (DN20) Nozzle: Pressure: 40Kpa Amount of water: 5.0 m³/H Spray height: 1.5M Cover the diameter: 1.2M Package Included: 1 x Column Style Fountain Nozzle Please Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. Please note that the new type and old type of the 1/2' nozzle will be sent randomly, and make sure you will not mind before ordering.