🚀 Elevate Your Irrigation Game! Equipped with a pressure relief valve for peace of mind. Choose your ideal installation coupler separately. Fertigate multiple zones effortlessly! Perfect for both residential and commercial use. Reinforced for high-pressure durability. Dilution 15,000:1 Pressure relief valve Commercial-grade The EZ-Flo Main-Line Dispensing System is a robust 1.5-gallon solution designed for both residential and commercial applications, featuring impressive dilution rates and a built-in pressure relief valve for safe operation.