Description: Made of brass material, durable and long lifetime. Widely applied for scenery, cooling, air humidification, spraying disinfection, deodorizing air . Also use for agriculture such storage, , livestock breeding, flower nursery cultivation, greenhouse cultivation, fresh-keeping of vegetables and fruits, prevention of static electricity ect. Leak-, self-sealing o-rings included with each nozzle; or required. The nozzle requires simple maintenance : soaking periodically in misting nozzle cleaner to remove mineral deposits that may accumulate with usage. Specification: Minimal water use of 1/2 gallon of water per hour per nozzle Operation Pressure: 20-70 kg/cm2 Flow Rate: 80-145 ml/min Fog to 3 - 7 microns 10/24 threads Misting Nozzles Color: Gold Material: Brass Diameter: 10mm/3.94inch Package Includes: 20 x Misting Nozzles Note: Please allow 1-3 cm/ 0.39-1.18 inch difference due to manual measurement. appear different depending and how the listing is viewed. your understanding and attention. a pleasant shopping experience! Made of brass material, durable and long lifetime. Widely applied for scenery, cooling, air humidification, spraying disinfection, deodorizing air . Also use for agriculture such storage, , livestock breeding, flower nursery cultivation, greenhouse cultivation, fresh-keeping of vegetables and fruits, prevention of static electricity ect. Leak-, self-sealing o-rings included with each nozzle; or required. The nozzle requires simple maintenance : soaking periodically in misting nozzle cleaner to remove mineral deposits that may accumulate with usage.