SharkBite? PVC transition couplings connect PVC pipe (SCH 40, 80 and 120) to Copper, PEX, CPVC and PE-RT tubing with no solder, clamps, unions or glue required. The white colored collar is intended for use on PVC pipe while the tan colored collar is intended for Copper, PEX, CPVC or PE-RT. This fitting is not intended to be connected to PVC pipe on both sides of the fitting.