![I have a sewer cleanout which I need to extend upwards by about 6". It's capped by a brass cleanout plug, 5-1/2" in diameter. What standard of pipe is this? : r/HomeImprovement I have a sewer cleanout which I need to extend upwards by about 6". It's capped by a brass cleanout plug, 5-1/2" in diameter. What standard of pipe is this? : r/HomeImprovement](https://external-preview.redd.it/QMPyKCliI0ZRO8KiBh6b3ULzohB6jXRti4jehFhYu8I.jpg?auto=webp&s=70b77f2fb8006ffa4228b233dcab4157f4e0ab80)
I have a sewer cleanout which I need to extend upwards by about 6". It's capped by a brass cleanout plug, 5-1/2" in diameter. What standard of pipe is this? : r/HomeImprovement
Vent Stack Ice Capping or Evaporation : I GET SEWER ODOURS INSIDE THE HOUSE OCCASIONALLY IN THE WINTER.
![Purpose of septic vents both in the yard and also through the roof? - Home Improvement Stack Exchange Purpose of septic vents both in the yard and also through the roof? - Home Improvement Stack Exchange](https://i.stack.imgur.com/IzWId.png)