32PCS Brass Misting Nozzles For Outdoor Cooling System, Greenhouse, Landscaping and Dust Control. | High Quality: Made of Brass,Never Rust. Best Choice For Outdoor Use With Cold Water. | Screw Into Any 10/24-Threaded Mist Nozzle Opening. | Operation Pressure:4-70kg/Cm (60-995 psi) Flow Rate:80-145l/Min (21-38GPM). | Minimal Water Use Of 1/2 GPH Per Nozzle.