Genova 71544 SCH 40 PVC-DWV Sewer Pipe Adapter Couplings, Size: 4" x 4" This item is Sch. 40 PVC-DWV Sewer Pipe Adapter Couplings Size: 4" x 4" Used For Rough Plumbing,Pipe And Conduit Accessories The product is manufactured in United States