Watts PL-3016 Reducing Pipe Union Coupler, 5/16 x 1/4 in, Plastic, 150 psi Pressure

Plastic quick connect fittings are made from polysulfone, a high performance thermal plastic material. Design allows for quick and easy connections to pipe without installation tool. Use on copper, PEX, CPVC and polybutylene pipe. Product meets all National Plumbing Codes.