all 2 comments

[–]JerseyWiseguy 1 point2 points  (0 children)

It's probably a sewage vent pipe that runs all the way up through your roof. If so, it can be rerouted, with a little bit of work.

[–]Sixdreaminbag 0 points1 point  (0 children)

Probably a drain vent if so you can get a version that doesn't have to go through your roof