wet vents bathroom plumbing

I am adding a shower to a half bath on a concrete slab. I can tap into an existing wye that is placed at 90 degrees to the line draining back to the main stack. I think that the wye *should* enter the drain at an angle less than 45 degrees, but considering this is a shower would like to know...

I'm adding a small bathroom addition to my house and I'm not sure the best way to set it up. Here is a rough sketch on what I came up with but I'm not 100% sure if it will work. Any advice would be greatly appreciated.

Hello! I am embarking on finally finishing a basement bathroom and kitchen. I wanted to see if I could elicit some feedback on a question, I had about venting. When I built my house, I had the plumbing for the basement bathroom and kitchen rough in. The bathroom will have a single vanity, a...

Hi Guys, Just want to say that this forum has certainly helped my knowledge quite a bit on plumbing codes here in Ontario. My questions relate to the wet venting for a toilet and shower for a 1st floor bathroom master reno add. It mainly pertains to the vertical drop allowance for the...

I've learned so much from reading this great forum, and I'd like your plumbing guidance. For my 2nd floor master bathroom, I'm combining 2 rooms, getting rid of adjoining wall (has vent), moving the WC and lav, installing a tub, and enlarging the shower. I'd also like to get rid of the shower...