![plumbing - Should I drill out pinhole leaks in cast iron drain stack before repairing with epoxy? - Home Improvement Stack Exchange plumbing - Should I drill out pinhole leaks in cast iron drain stack before repairing with epoxy? - Home Improvement Stack Exchange](https://i.stack.imgur.com/Hiokg.jpg)
plumbing - Should I drill out pinhole leaks in cast iron drain stack before repairing with epoxy? - Home Improvement Stack Exchange
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![What is this pipe leaking in my basement? Comes from my downstairs toilet, seems to be coming from a metal "seal" or ring in the cast iron pipe, doesn't smell bad but What is this pipe leaking in my basement? Comes from my downstairs toilet, seems to be coming from a metal "seal" or ring in the cast iron pipe, doesn't smell bad but](https://external-preview.redd.it/AwKdHKpwl6OprPlQonjqyYe3MpEKnnGLhuL6a25fhGE.jpg?auto=webp&s=43c570e7ec8ed45e84b95bbd2b4760cbb2891584)
What is this pipe leaking in my basement? Comes from my downstairs toilet, seems to be coming from a metal "seal" or ring in the cast iron pipe, doesn't smell bad but
![How can i repair a nail head size leak on a vertical cast iron sewer pipe in my basement - Home Improvement Stack Exchange How can i repair a nail head size leak on a vertical cast iron sewer pipe in my basement - Home Improvement Stack Exchange](https://i.stack.imgur.com/pyIYr.jpg)