Amazon.com: 2Inch PVC Union Coupling, 2PCS Furniture Grade PVC Union Pipe Fittings with EPDM O-Ring, White Slip PVC Union Coupling Adapter Schedule 40 for Irrigation, Pool & Spa System, indoor Plumbing Project :
Orbit 1 in. PVC-Lock Slide Repair Fitting 38674 - The Home Depot
429-007 - Coupling 3/4" (Slip) — Sprinkler Supply Store
Charlotte Pipe 30105 1/2 Inch White Pressure Coupling Slip By Slip: PVC Schedule 40 Couplings (611942037599-2)