Charlotte Pipe 2-in. PVC Schedule 40 Coupling for Pressure Applications - White, 280 PSI, NSF Safety Listed in the PVC Pipe & Fittings department at Lowes.com
2 in x 2 in Fitting Pipe Size, Schedule 40, Coupling - 22FJ50|429020BC - Grainger
2-1/2" Slip PVC Coupling - Sierra Irrigation
Amazon.com: 20Pack 1/2 Inch PVC Nipple Male Thread Coupling Adapter Connector (Male x Male) 1/2" PVC NPT Male Thread Coupling Pipe Fitting for Thread plumbing Pipe, Home or Industrial Use, Schedule 40 :
Charlotte Pipe 1/2 in. PVC Schedule 40 S x S Coupling PVC021000600HD - The Home Depot
1-1/2-inch PVC Electrical Coupling - Ewing
Charlotte Pipe 1/2 In. Sch. 40 PVC Coupling (10-Pack) - McCabe Do it Center
2 inch x 2 inch DWV Flexible PVC Coupling - Drain-Net Technologies
Charlotte Pipe 2 in. PVC DWV Coupling PVC001001000HD - The Home Depot