"Renew Misting Set up-- Operation Pressure: 20-70kg/Cm, Flow Rate: 80-145ml/Min, Working pressure: 30- 450PSI, cools the surrounding air temperatures up to 20 degrees, Best clogged mister nozzles replacement for DIY homemade low pressure greenhouse, umbrella, patio mister systems, outdoor misting misters cooling system,drip irrigation kit Mister Nozzles-- 10/24 UNC thread, 0.012'' (0.3 mm) orifice, stainless steel brass body, self-sealing o-ring included, leak-proof no tape or sealant is required, completely pre-assembled system delivers very fine mist to significantly cool the air in the hottest summer weather. Misting Nozzle Tees-- Slip lock quick pushing, fit for 1/4'' misting systems,great used for water cooling,it can delivers very fine mist to significantly cool the air in the hottest summer weather Maintain Fog Nozzles-- Hard water, lime and calcium may clog the fogger nozzles, Clean nozzles periodically by soaking them in vinegar & warm water solution, Replace sediment filters (not included), Remove them at the end of the season, Cooling and humidifier function bring you a cool summer and a more healthy life. Package-- 10 x Slip-Lok Misting Nozzle Tees, 12 x Nozzles, 1 x End Plug,those misting cooling system directly use tap water to spray and cool down, no electricity,and can save 70% of water when compare with manual watering on irrigation you, patio misters for cooling."