Keep your spraying system running clean and minimize clogs with the TeeJet Poly Tip Strainer featuring a built-in 5 PSI Check Valve. This essential 4-pack ensures you have the reliable filtration and drip prevention you need for consistent application. Features a 50-mesh stainless steel screen that effectively filters out particulates, preventing clogs in your spray tips and ensuring an even spray pattern. An integrated 5 PSI check valve prevents dripping from the nozzle after the boom pressure is shut off. This saves valuable chemicals and prevents unwanted spotting or over-application on sensitive areas. Designed for quick and easy insertion into TeeJet caps and nozzles. Simple to remove for cleaning or replacement. The combination of a fine 50-mesh strainer and a reliable 5 PSI check valve makes this product a must-have for precision spraying. It protects your expensive tips from damage and wear, while the anti-drip feature ensures professional results every time. Maximum efficiency and cleaner spray patterns start here!