drains

Hi all, I am adding a bathroom to my basement (it is already stubbed out for a shower, toilet, and vanity). However, where the vanity will go there are 2 DWV pipes next to each other, and I'm not sure which one I would need to drain the new sink to. Can I use either one? I'm sure there's a...

I've been in this newly constructed house for just short of a year. For a few months now I had noticed a sewer smell coming from the sink. Normally after is not used for awhile, like first thing in the morning, or when I get home at night. Before I use it in the morning I am now filling it...

I'm a novice but capable of following directions. Situation: Old bathroom in a garage with concrete slab. I demo'd the old bathroom, framed the walls to the new bathroom. Shower and toilet are at new locations. I'm using a 2x8 treated raised floor to run the plumbing. Questions: 1. What is...

My drain in the back of my house just opposite of the catch basin always looks like this when after I wash a load. I have lived in my home now for 10yrs and only recently has my drain looked like that after washing and after heavy rains my basement would sometimes flood. I attached an...

First I would like to thank you for taking your time to help people with there plumbing issues and would appreciate any light you can shine on this for me. I am in MN I recently purchased a home built in the 50's and there are a few plumbing issues first all the supply lines are 3/8 soft...