[Easy To Install&Practical Design] 1.Use a knife or drill bit to drill a small hole about 4mm and Insert the barb into the hole instead of screwing it in by hand. 2.The nozzle itself has a threaded connector that can be directly connected to the PE hole without any additional accessories .You can just connection the PVC/PPR/PE pipes.Too loose in 1/4 inch hose.Need a of to seal off leaks. Not recommended on 1/4 inch hose. [Drip Irrigation Emitters]: the sprinkler nozzle is made from reliable plastic, robust and , anti aging and high temperature resistance; Our drip rings not break or deform easily; Our drip emitters are designed to stand up to regular use and withstand different weather conditions, making drippers Perfect for long term outdoor use [Versatility in Application]: the Mini plastic sprayer nozzle finds its application in a variety of scenarios, such as garden, commercial greenhouse, agriculture lands, lawn irrigation, yard irrigation, landscaping, outdoor cooling, spraying disinfectant, swimming pool misting fog cooling, mist mosquito factory cooling and more; It can proves incredibly useful for keeping your plants watered and cared, Weight: 0.39903669422 pounds, Manufacturer: Ehwisbe