Charlotte Pipe 1-in Schedule 40 PVC Couplings (10-Pack) in the PVC Pipe & Fittings department at Lowes.com
Orbit 1 in. PVC-Lock Coupling 38676 - The Home Depot
1" Schedule 40 PVC Coupling Threaded, 430-010
1 1/2" Slip Coupling - PVC Fitting - National Discount Pool Supplies, LLC
Charlotte Pipe 1 in. PVC Schedule 40 S x S Coupling PVC021001000HD - The Home Depot
1-1/4 in. PVC External Coupling (Box of 50) | FORMUFIT Direct
Dura Plastics 1-in PVC Sch 40 Coupling for Irrigation Repairs - Flexible & Versatile - Outdoor Landscape Use - Potable Water Compatible in the PVC Pipe & Fittings department at Lowes.com