1. Brendan Poirier

    Main stack vent necessary ? Garage plumbing

    Hello Just built my garage this year and am currently installing my utility sink. My original plan was to put a toilet in the garage but that was ditched. For now I will only have a sink so I am wondering if running the main stack up through the roof is necessary since the sink has its own AAV...
  2. Margarett

    Frequent and extended gurgling in our powder room sink

    We must have a partial clog in our plumbing, but we cannot determine where. We’ve been living in our house for 24 years; the house itself is about 100 years old. Even before we started experiencing our current problem w/ our first-floor sinks a little over a year ago, our powder-room sink would...
  3. quantumbass

    Venting and routing for a recovery replacement of pipes

    Hello, I had to have my original copper drain pipes pulled, and I am trying to pick up where my house was left after someone bailed on me. The short of it was that a copper 2" pipe went through the HVAC return duct right over the HVAC main stack with a failing joint there, so it was supposed to...
  4. IllinoisDIY

    Basement bathroom venting question

    I have roughed in *most* of what we should need for a basement bathroom. However, I am having issues understanding what I need from a venting perspective. We do not have easy access to a main vent stack. Unless we want to rip out walls and vent all the way up through the roof (obviously a last...
  5. MAYOR

    Basement Plumbing Venting.

    Hello, Basement bathroom setup under concrete. Please see sketch. Will the 2" vanity sink wet vent be ok to vent toilet and shower as shown. Thank you Mayor Please see sketch.

    Kitchen sink drain vent

    I am remodeling my kitchen and have a new 10 inch deep stainless steel sink to install with a garbage disposer. The current/old sink drain is too high for the new deep sink with disposer and I am working through options to lower my stub out. The drain currently runs through the stud bays in an...
  7. Jim112

    Toilet waste pipe from attic, added to original stack, advice needed

    Would love to get more info here before I undertake costly repairs. Posted a similar qs recently but I made a mess of it, so here's another attempt Relatives added a toilet in the attic a few years ago, have had problems recently with blockages and odors - I've never seen a waste pipe added...
  8. Potatoes

    Washing machine box install - How to deal with vent obstruction

    Hello everyone. Since I had the existing drywall removed in the laundry room, I was considering installing a washing machine box. Originally the room was drywalled but it had a section missing where the washer connected and drained by the wall. This setup has been like this ever since my...
  9. Potatoes

    Kitchen sink venting?

    Hello. We recently removed drywall from water damage done to a laundry room and kitchen. Both the laundry room and kitchen are on the first level of a raised ranch home. The kitchen sink does not have vent close to the p-trap. The kitchen drain connects to the laundry room sink where there...
  10. TheOverThinker

    Repacking an inverted oakum / cast iron 4" joint on a sewer stack?

    How, and who, can still repair old oakum joints that are inverted. Situation is a 4" CI waste stack comes down from the roof above the top floor toilet in an condo. Just above the toilet, it branches downward for the tub. The walls and everything are all finished. mostly with tile. The three...
  11. Fremontstreet

    DWV - Master Bath

    Hi all - Very appreciative of this community and the knowledge that is passed through here. I have finished a few projects by just looking through the different forum threads but cannot find something similar. The project is part of a renovation of a bi-level 1960s home where we needed to...
  12. HoltH

    Split level home: running new kitchen sewage line in existing downstairs bathroom plumbing

    Remodeling a kitchen that is on the upstairs floor in a split-level home. Moving the kitchen sink to a new location (want it under the window). The new location prevents me from running the drain into the upstairs bathroom plumbing, like the old sink did. Instead, it appears my only option is to...
  13. DeRun

    Need Help! Adding Shower to Basement Half - Drain and venting

    Hi. Noobie here and thanks for the add! I'm a DIYer and want to add a shower to the half bath in basement. Not sure how to add drain line and vent. Please see pic attached. Red arrows show toilet and sink drain direction under slab. The blue circle shows where the copper vent meets slab...
  14. Kevin121

    Re-route existing shower vent for Niche

    Hello - We are finally getting ready to finish our shower on our newer home that the builder roughed in for us. It is a standard 3' by 5' shower. The shorter walls are partition walls, and the long wall is on an exterior wall. We had been going back and forth on putting the shower niche on the...
  15. Anderson

    Does the 10-foot vent/window distance account for eaves?

    A question under the UPC, which has a 10-foot requirement for vent distance from an operable window: 906.2: Each vent shall terminate not less than 10 feet (3048 mm) from, or not less than 3 feet (914 mm) above, an openable window, door, opening, air intake, or vent shaft, or not less than 3...
  16. Psarkis

    Sewer gas from shower drain and water pooling on tiles. Help!

    We purchased a 1971-built home in Palm Springs about 2 years ago. It was a fresh renovation, which included replacing the tub in the master bath with a tiled shower. About 8 months ago, we noticed two things happening: there is a persistent sewer gas smell from the shower drain that gets worse...
  17. RAG71

    Bathtub vent pipe issue

    I am changing from a 3 handle faucet to a single handle pressure balanced Moen. When I opened up the wall the vent pipe is in the way of where the valve would need to be centered. Is this something a plumber can easily resolve, or am I better off just installing another 2/3 handle? Thanks for...
  18. WoodchuckDIY

    Master Suite Bath Drain Advice - Tub and Bath Separate

    Hello All! I've been perusing the forums (and much of the web for that matter) without finding details on the proper way to vent a stand alone shower and stand alone tub into the same drain line. In addition to this, open to any feedback/concerns/advice on my general plans for the relocation...
  19. Justfixit

    New 50 Gallon Rheem Backdrafting

    Hello, I installed a new Rheem 50 gallon natural gas water heater to replace my old Rheem 50 gallon. I noticed after it ran for probably a half-hour the plastic trim pieces around the water lines was melting. The vent is very simple just an elbow on about a 45 then straight out the block wall...
  20. Billy1707

    Can I split then recombine vent line to minimize notch size through top-plate

    To minimize notch depth through a top-plate, can I split a vertical vent line into two smaller lines and then recombine on the other side of the top-plate? For instance, 2in DWV line-> 2"x1.5"x1.5" wye-> 1pc 1.5" street 45-> 2pcs 1.5" DWV parallel through notched top-plate (properly strapped...
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