SUNGATOR 6-Pack 1/2-Inch Push Fit Plumbing Tee, Push-to-Connect Plumbing Fittings, Brass Pipe Connector T Fittings for Copper, PEX, CPVC, Lead Free Certified - - Amazon.com
Push-fit plumbing connectors: myth vs reality
10-Pack] PROCURU 1-Inch Push-Fit Tee | Push-to-Connect Plumbing Fitting for Copper, PEX, CPVC, Lead Free Certified (1") - - Amazon.com