PVC Female End Cap 3/4 Inch (10-Pack), Threaded End Cap/PVC Threaded Plug for Home Sewer Plumbing Water Line (Sch.40, FNPT) - Amazon.com
3" PVC Duct Cap 1034-CA-03 | PVC Duct Caps Wholesale
End Cap for 3 inch PVC Pipe Mold.
2 Pack 3" PVC Pipe End Cap Fitting, Schedule 40 Furniture Grade PVC Pipe End Cap
PATIKIL 3" PVC Pipe End Cap Fitting, 4 Pack Furniture Grade Plug Coupling Socket Adapter for DIY, Garden, White - Amazon.com
30Pack 3/4 Inch PVC End Cap Fittings, Flat PVC Cap for Build PVC Furniture, Schedule 40 Furniture Grade PVC Pipe Cap Plug Adapter, White PVC Slip Caps Socket Fittings for DIY Garden