Watts PL-3021 Pipe Union Coupling, 3/8 x 1/4 in, Plastic, 60 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.