wet vent design

I've scoured the forum and did not seem to find the exact answer to this question. We are doing a poolhouse and here is my proposed setup. I see that a bathroom group can have a wet vent in place to service that group (sink, toilet, shower). In the very next room, I have a washer that will...

Hello all, I was hoping I could get some help nailing down my bathroom plumbing: After demo, I see that the shower was essentially an s trap for drainage: It had the p trap connected directly to the shower as expected however the trap arm had a 90 down to the horizontal drain (it actually had...

Just checking if folks think my plumbing plan will work. I am in Oregon and under UPC 2021. Adding a kitchenette and bath to shop. I need a minimum 3” vent exiting from roof according to my understanding so what I am planning to do is to wet vent the bath lav and shower together and then...

Hi, I am relatively new to plumbing, and I am simply wondering it the design in the picture below is acceptable in terms of venting and wet venting? I am renovating an old basement half bathroom. The drain for the sink is already taken care of, but I am just not sure about the drainage and...

Hello folks Here's my setup for wet venting an inwall toilet by Gerberit in a master bathroom. 3in for the toilet is coming down going into a wye with a 2in wet vent/drain for the bath sink. Off the sink drain wall Tee, there will be a 1.5in vent to the sky. From the toilet 90 to the wet vent...

Our code is 2018 IRC. I am remodeling to add two back-to-back bathrooms which will drain and vent through a straight horizontal wet vent/drain. I am clear about all the requirements/restrictions except one. Can I drop the horizontal vent/drain vertically? The line will, of course, drop 1/4” per...

Hello, This form is awesome so thanks for that. I am remodeling my 1938 1 1/2 story in MN and adding a bathroom with a Lav, WC and Shower. I've been going around in circles trying to get the plumbing for this bath figured out. I finally might have a solution but wanted to get some feedback if...

I am in Rhode Island which applies the IPC. My questions concern a remodel of 2 bathroom groups on the same floor, and specifically the best connection point to an existing 4" CI drain. The first attached image shows a plan view of the proposed fixtures ( 2 lavs, a tub/shower and a WC), and the...