Sharkbite U4016LF 3/4" Push-to-Connect Polybutylene Transition Coupling

Transition from polybutylene pipe to PEX, copper, CPVC, PE-RT or HDPE pipe without needing special tools, crimping, glue or solder.

Fitting has color-coordinated collars on each end to identify which side goes with which pipe - the gray collar end is compatible with polybutylene pipe and the tan collar end is compatible with PEX, copper, CPVC, PE-RT and HDPE pipe.