Operation Pressure:20-70kg/cm
<br />Flow Rate:80-145ml/min
<br />Minimal water use of 1/2 gallon of water per hour per nozzle
<br />Leak-proof, self-sealing o-ring included with each nozzle; no tape or sealant is required
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<br />Included in the Package: 
<br />> 20 x Brass Misting Nozzles