![Fernco 1056-43W Reducing 4" x 3" Flexible Pipe Coupling Socket Plumbing Plastic PVC ABS, Cast Iron, Lead in White - Walmart.com Fernco 1056-43W Reducing 4" x 3" Flexible Pipe Coupling Socket Plumbing Plastic PVC ABS, Cast Iron, Lead in White - Walmart.com](https://i5.walmartimages.com/asr/763d33ad-aeee-4bb4-ac46-d852aec5e686.5a7644418c92f0e71c8ba09df1258d22.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Fernco 1056-43W Reducing 4" x 3" Flexible Pipe Coupling Socket Plumbing Plastic PVC ABS, Cast Iron, Lead in White - Walmart.com
![Fernco 1056-44W 4-inch Flexible Pipe Coupling Plumbing Plastic PVC ABS, Cast Iron, Lead in White - Amazon.com Fernco 1056-44W 4-inch Flexible Pipe Coupling Plumbing Plastic PVC ABS, Cast Iron, Lead in White - Amazon.com](https://m.media-amazon.com/images/I/51EKuTcDhcL._AC_UF894,1000_QL80_.jpg)
Fernco 1056-44W 4-inch Flexible Pipe Coupling Plumbing Plastic PVC ABS, Cast Iron, Lead in White - Amazon.com
![Fernco 1056-42 Reducing 4-in. x 2-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Black - GreyDock.com Fernco 1056-42 Reducing 4-in. x 2-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Black - GreyDock.com](https://www.greydock.com/media/catalog/product/cache/7ca80b04214a71f2fa2d73037fea8bdd/1/0/1056-42_1.jpg)
Fernco 1056-42 Reducing 4-in. x 2-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Black - GreyDock.com
![Replacing cast iron with ABS, no hub coupling or donut? | Terry Love Plumbing Advice & Remodel DIY & Professional Forum Replacing cast iron with ABS, no hub coupling or donut? | Terry Love Plumbing Advice & Remodel DIY & Professional Forum](https://terrylove.com/images/pic/fernco-donut-4-inch.jpg)
Replacing cast iron with ABS, no hub coupling or donut? | Terry Love Plumbing Advice & Remodel DIY & Professional Forum
![Fernco 1056-22 2-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Brown - Amazon.com Fernco 1056-22 2-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Brown - Amazon.com](https://m.media-amazon.com/images/I/61o3tJSuiZL.jpg)
Fernco 1056-22 2-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Brown - Amazon.com
![plumbing - Why did my plumber use a cast iron to plastic coupling in one location, but not in the other? - Home Improvement Stack Exchange plumbing - Why did my plumber use a cast iron to plastic coupling in one location, but not in the other? - Home Improvement Stack Exchange](https://i.stack.imgur.com/BUSkq.jpg)