Fernco 6-In. X 4-In. Flexible PVC Coupling For Sewer, Drain, Waste And Vent Piping - Strong, Resilient, And Rustproof Stainless Steel | P1056-64

Fernco 4-In. Flexible PVC Coupling For Sewer, Drain, Waste And Vent Piping - IAPMO Classified, CSA Approved Stainless Steel | P1056-44

FLEX Drain By Amerimax 4-In X 4-In Corrugated Coupling Fittings | 55020

Fernco 1056-44RC 4" X 4" Strong Back PVC Shielded Coupling (Connects Cast Iron, PVC, Copper, Steel Or Lead) | Supplyhouse.Com

NDS PVC Sewer And Drain Increaser/Reducer Coupling, 4 in. Hub X 6 in. Hub | 6P07

Fernco 4-In. Flexible PVC Coupling For Clay Pipe And DWV Pipe - Ideal For Sewer, Drain, Waste, And Vent Piping Stainless Steel | P1002-44

Fernco 4-In X 3-In Flexible PVC Coupling For Sewer, Drain, Waste And Vent Piping - IAPMO Classified, CSA Approved Stainless Steel | P1056-43

Fernco Flexible PVC Plumbqwik Tee - 4-In. Diameter - Ideal For In-Wall Or Limited Space Connections - Rustproof Stainless Steel Clamps | PQT-400

Fernco 4-In. Flexible PVC Coupling For Sewer, Drain, And Vent Piping - IAPMO Classified, CSA Approved Stainless Steel | P1070-44

Charlotte Pipe 4-In X 4-In PVC DWV Cast-Iron Adapter | PVC 00122 1000

HDPE Corrugated Adapter, 4 in. Drain Pipes & Fittings Spt X 4 in. Corr. Hub

Charlotte Pipe 4-In X 4-In X 4-In PVC DWV Hub Cleanout Tee For Above Ground Access | PVC 00448 0800

4 in. Pipe Hose Adapter For Dust Collection Systems

Fernco 4-In. Ideal Flexible Neoprene Coupling Fittings For Cast Iron Pipe - Quick And Simple Connection Stainless Steel | PNH-44

Fernco 4-In Schedule 40 PVC Compression Coupling Stainless Steel | P3000-44

Charlotte Pipe 4-In X 4-In Black ABS DWV Adapter Fitting With NSF Safety Listing For Sanitary Drain And Vent Applications | ABS 00105X 1200