Photo 1 of 4.5" x 3.5" PVC DWV Reducer Coupling Adapter (Socket x Socket) Schedule 40 PVC DWV Slip Reducing Coupling Pipe Fittings, pvc Increaser/Reducer Coupling for Home Sewer Plumbing

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Photo 1 of 4.5" x 3.5" PVC DWV Reducer Coupling Adapter (Socket x Socket) Schedule 40 PVC DWV Slip Reducing Coupling Pipe Fittings, pvc Increaser/Reducer Coupling for Home Sewer PlumbingPhoto 2 of 4.5" x 3.5" PVC DWV Reducer Coupling Adapter (Socket x Socket) Schedule 40 PVC DWV Slip Reducing Coupling Pipe Fittings, pvc Increaser/Reducer Coupling for Home Sewer Plumbing