GripNGo fittings and valves quickly and easily join PEX, CPVC or copper pipe. Mix and match pipes and GripNGo still works flawlessly. Simply insert the pipe and GripNGo locks on, creating a permanent connection. No solder, flux, glue, clamps or torches needed. Resistant, long-lasting fittings and valves are quality engineered and made of heavy-duty forged brass alloy to withstand heavy water distribution. After installation, no adjustments are necessary and GripNGo fittings and valves will provide a lifetime of trouble-free service. Approved for potable water use including behind-the-wall and in-ground applications. All valves are UPC, NSF 61-8 and 61-9 certified. All GripNGo fittings and valves can easily be removed with conventional hand tools.