SharkBite UC4008LFA Tube Coupling with PB Crimp Ring, 1/2 in, PEX, DZR Brass, 200 psi Pressure

The SharkBite PEX barb polybutylene adapter is made of a lead-free DZR brass and is an easy-to-install, low-cost solution to connect PEX tubing to polybutylene pipe. SharkBite PEX barb fittings are compatible for potable water distribution and hydronic heating applications. This product includes two-colors co-ordinated crimp rings the included black crimp ring is intended for PEX while the copper colored crimp ring is for use on polybutylene pipe.