wojtek1234321 wrote:If it doesn`t leak at the joints, it may pass the test. Apart from the fact that it may be a bit of a nuisance on the wall and look nasty, and maybe "stinks" from the septic tank may escape through this pipe...
It won`t be visible. It will be next to the washing machine and laundry basket. And there probably won`t be any smell because it`s a pipe connected to the shower drain. Yes, it would stink.