Easy to Install,Smooth threads will reduce the resistance during installation, saving time and improving efficiency.Specification:Product name Brass Column Fireworks Fountain Product size 1" , 1.5" , 2" Female threadInstallation type Internal thread connectionPressure 40~80KpaWater volume 7~12 Cubic m/ HShooting height 1.5~2mCovering diameter 1.3~1.8mPacking: 1PcFeatures:This nozzle is a kind of porous scattering nozzle. It is also called column nozzle, orchid or flower layered nozzle . Fountain nozzle sprays create beautiful visual effects for ponds and water gardens of all sizes. With beautiful shape and convenient installation, it can be adapted to a wide range of ponds and fountains. Easy installation, it only requires pvc tubing and a submergible water pump.The performance of all fountain spray heads is directly affected by the gph pumped through the fountain nozzle head. For a higher and wider spray pattern in your pond, a higher gph pump is required.Notice: The size is measured by hands, please allow minor error of measurement. Photo color might be a little different from the actual product due to color display of different monitors.