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 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
![plumbing - Cast Iron to ABS - exterior of cast iron not smooth - how to stop leak at coupling? - Home Improvement Stack Exchange plumbing - Cast Iron to ABS - exterior of cast iron not smooth - how to stop leak at coupling? - Home Improvement Stack Exchange](https://i.stack.imgur.com/8p835.jpg)
plumbing - Cast Iron to ABS - exterior of cast iron not smooth - how to stop leak at coupling? - Home Improvement Stack Exchange
![ABS Toilet Flange Into Cast Iron Pipe | Terry Love Plumbing Advice & Remodel DIY & Professional Forum ABS Toilet Flange Into Cast Iron Pipe | Terry Love Plumbing Advice & Remodel DIY & Professional Forum](https://terrylove.com/images/replace_lead_bend.jpg)