GreenLeafs nylon hose, pipe and nozzle fittings (1/8 to 3) are: * Preferred for a variety of agricultural, and industrial liquid-handling solutions; * Chosen by hose distributors for durability and performance in both cold- and hot-water applications; * Resistant to organic solvents, oils, gasoline, high impact and high temperatures; * USA-made, high-quality products from GreenLeaf, an ISO-certified company.Our nylon fittings are both NSF61 and NSF372 certified,Pressure Rating is 75 psi at 167 to 32 degrees Fahrenheit,Made in America