6" x 4" PVC to PVC / Cast Iron EPDM to Cast Iron EPDM Flex Reducer Coupling
3000-44 - Fernco 3000-44 - 4" x 4" ProFlex Coupling (Cast Iron to PVC, Steel or Extra-Heavy Cast Iron)
Rubber Shielded Coupling PVC to Cast Iron (or Cast Iron to PVC) 4" x 3" | AF Supply
Charlotte Pipe 4 in. x 4 in. PVC DWV Spigot Cast-Iron Hub x Hub Adapter PVC 00122 1000 - The Home Depot
Amazon.com: 2" x 2" ProFlex Coupling (Cast Iron, PVC, Steel to Copper) : Industrial & Scientific
Fernco 4 x 4 in. Cast Iron or Plastic Flexible Coupling - - Amazon.com
1056-54 - Fernco 1056-54 - 5" x 4" Flexible Coupling (Connects Cast Iron, PVC, Steel or Lead)
3005-44 - Fernco 3005-44 - 4" x 4" ProFlex Coupling (PVC, Steel, Extra-Heavy Cast Iron to PVC, Steel, Extra-Heavy Cast Iron)
Buy Black Swan PVC No-Hub Coupling - Cast Iron Pipe 4" X 3"
Donuts | Fernco - US
Disconnecting a lead & oakum seal on a cast iron drain pipe | Jay's Technical Talk
Amazon.com: 4" x 4" WC Strong Back Coupling (West Coast Clay to Cast Iron, PVC, Steel, Lead) : Industrial & Scientific
Fernco 4 in. Service Weight Cast Iron Hub x 4 in. Sch. 40 PVC Compression Coupling P44U-405 - The Home Depot
Fernco 4-in Schedule 40 PVC Donut in the PVC Pipe & Fittings department at Lowes.com
PROFLEX 4-in Schedule 40 PVC Coupling in the PVC Pipe & Fittings department at Lowes.com
Proflex 4 In. x 4 In. PVC Shielded Coupling - Cast-Iron to Plastic, Steel, Extra-Heavy Cast Iron | Elitsac, Inc.
How to connect PVS pipe to Cast Iron Pipe using Fernco Coupling - YouTube
Fernco 4 In. x 4 In. Clay to Cast Iron or Plastic Reducing PVC Coupling - Gillman Home Center
Canplas 193454 PVC DWV Cast Iron Hub Adapter, 4-Inh - - Amazon.com
Fernco 1056-125 1-1/4-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Black - - Amazon.com
The Plumber's Choice 6 in. Clay x 4 in. Cast Iron PVC Flexible Coupling with Stainless Steel Clamps E86844X6 - The Home Depot
Fernco 1056-150/125 Reducing 1-1/2-in. x 1-1/4-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Black - GreyDock.com
How to Add a 4" PVC Cleanout to a Cast Iron Sewer Line - YouTube
1056-43 - Fernco 1056-43 - 4" x 3" Flexible Coupling (Connects Cast Iron, PVC, Steel or Lead)
