High Quality: Made of Brass,Never Rust. Best Choice For Outdoor Use With Cold Water. durable and have a long lifetime.This brass misting nozzle with 0.1-0.8mm inner diameter. It is a low pressure atomizing spray nozzle. Widely applied for scenery, cooling, air humidification, spraying disinfection, epidemic prevention, deodorizing air purification.Also use for agriculture such as cold storage, greenhouse greenhouse, livestock breeding, flower nursery cultivation, greenhouse cultivation, fresh-keeping of vegetables and fruits, prevention of static electricity ect. Screw Into Any 10/24-Threaded Mist Nozzle Opening. (Thread Size : 10/24 UNC) Operation Pressure: 20-70kg/Cm. Flow Rate: 80-145mL/Min. Minimal Water Use Of 1/2 Gallon Of Water Per Hour Per Nozzle.Nozzle Connector : OD 1/4 inch (OD6.35mm) The nozzle requires simple maintenance; soaking periodically in misting nozzle cleaner to remove mineral deposits that may accumulate with usage. Leak-proof, self-sealing o-ring included with each nozzle; no tape or sealant is required. A Filter on your mist system is highly recommended.WARNING:This misting nozzle does not have a filtering device. Please make sure that there is no debris in the water when you use it. It will be better if filtering device can be installed at the water inlet pipe. This can avoid clogging.Included In The Package:5 PCS x Brass Misting Nozzles Or Nozzle Connectors If you need those product ,please