Viega ProPress 1 in. Press Copper 90° Elbow 77210 - The Home Depot
SharkBite 1-in Push-to-Connect PVC Transition Coupling in the Push to Connect Fittings department at Lowes.com
SharkBite 1 x 1 In. Pipe Elbow, Lead Free | Killingworth True Value
Everbilt 1/2 in. Copper 90-Degree Fitting x Cup Street Elbow C6072HD12 - The Home Depot
A Complete Guide to Pipe Fittings and How to Use Them to Connect PEX, PVC and Copper Tube - Dengarden
Buy Wholesale China Copper Brass Male Female For Pvc Pipe Tube Air Compression Quick Push Press Elbow Fittings & Copper Brass Pipe Fitting Connector at USD 0.34 | Global Sources