1. C

    Proposed shared vent configuration: toilet + tub

    Toilet flushes in one particular bathroom always try their best to suck nearby traps dry. Now that I'm renovating that bathroom I want to take the opportunity to install proper venting. The attached files show the existing configuration, and my (incomplete) proposed changes. My questions are...
  2. C

    Upstairs bathroom to downstairs kitchen sink

    Greetings, DIY plumber here getting ready for a rough in inspection in Missouri. I just wanted to make sure this will pass? It’s an upstairs bathroom sink draining to a downstairs kitchen sink drain through the foundation with the kitchen sink vent above. All 2” PVC. I really appreciate...
  3. Z

    Under sink vent not venting

    I put two different types of undersink vents on this line. Neither one allows the sinks to drain quickly. I was beginning to think I had a blockage somewhere down the line, until I unscrewed the vent. I filled the sink and it drained in seconds. This is the second undersink vent I installed and...
  4. T

    Is this correctly vented?

    Hello, Please tell me if this WH is vented correctly.
  5. M

    New Home Basement Bathroom Plumbing

    I'm installing a basement bathroom group in a new home and have a few questions based on the attached basement plumbing layout. 1. Do I need a vent closer to the WC? If yes, how close? What is the code? 2. Is 1/8" pitch enough for a 3" line to a lift pump basket 60' away? That's about 7 1/2"...
  6. C

    Basement wet bar drain options.

    Total amateur plumber here and I'm looking to make sure I have all my bases covered before drywall goes in. The space where the photo is taken will not be finished for some time, if ever, but I want to make sure I'm on the right track before I finish the drywall in the other room where the wet...
  7. GTADiyer

    Help identifying vents + basement plumbing question

    Hi everyone - I'm the planning process of a basement renovation (reside in Ontario, Canada) I am trying to determine if location is okay to for a toilet, shower and sink. My first question is regard to venting. The 1st picture (with the T-fitting) comes from laundry room where it drains...
  8. PhilT

    Feedback on venting

    I am currently designing a DWV system for a small cabin and, since I'm new to this, I would like feedback on the approach. I'm in the boonies so no inspection is required but still want to make sure I follow best practices. I made a mockup of the bathroom group (shower, WC and lav) with my...
  9. 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.
  10. Bling

    Bathroom addition help

    Hello, I am new to the forum and was hoping for some advice with drains for a bathroom addition in a half story of a cape. I am located in MA which has its own plumbing code (but is similar to UPC). Some of the challenging conditions are: 1. the ceiling is sloped (with a clipped gable) which...
  11. MarktheRed

    Venting Tie-In - Dumb Question

    Hi Experts. Doing a remodel in my basement and have a question as to the best tie-in a vent from a new laundry area to the existing vent stack. This horizontal vent will ONLY be for venting and I have some concerns about using a double wye as it will create a trap for the sewer gases in the...
  12. 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...
  13. Jay S

    Planning slab penetrations for a basement bathroom

    I'm planning new construction, my questions involve a basement bathroom w/ a tub, shower, wc & vanity as shown. First 2 general code / best practices questions which reveal my level of experience... 1) Since 3" or larger pipes are called for under slabs, does that mean traps under basement...
  14. Vin_ny

    Plumbing Vent for Toilet

    Hello, I was wondering if this fitting (attached) 3" x 3" x 2" - DWV 90-Degree Hub x Hub Elbow with Lowheel Inlet would work for the 2"inlet to be piped and used for venting outside of the home for a toilet or would it pose an issue? Appreciate the help.
  15. Girafdaniels

    Venting/BackDraft on Rheem Water Heater?

    My carbon monoxide detector went off recently, so I had the gas company out to test levels at our only gas appliances -- 38000 BTU Rheem* water heater and 80% efficient 88000 BTU furnace sharing flue venting. The gas company measured 45 ppm CO at the top of the unit when it was kicked on (and...
  16. Ds0440

    Bathroom Remodel Wet Vent Advice

    Hello! This is my first post on this forum but have been using it as a resource for various projects. I am hoping to get a little advice on my DWV rework for a bathroom remodel. I plan to get this work inspected so pointers would be much appreciated. Please see the attached proposed plans along...
  17. Judemenke

    100 year old house sewer pipe advice.

    My wife and I just purchased a 100 year old old I’ve been renting for 10 years. 31k 4 bedroom 2 bath. A medium-large house in a small town in Iowa 30 miles east of Sioux City Iowa. In recent years the smell of gas has been getting stronger. When you flush the toilet on the upper level the...
  18. LetMeVent

    Help Venting Freestanding Tub

    We are currently undergoing a master bath remodel, and want to confirm my plan for venting the new freestanding tub. The previous bathroom configuration had a corner whirlpool tub framed to abut a single vanity along each side, and the tub drain was wet vented to the lav in the vanity along the...
  19. Frankiek3

    Plan for Basement Bathroom and Expansion for Future 2nd Floor Bathroom

    IPC 2015, All PVC Existing 1st floor full bathroom, adding a basement bathroom, and plans on a future 2nd floor full bathroom. The basement septic pump I'm going with requires a 2" waste and a 2" vent pipe. The plan is to tie-in the vent with a 2x2x2 sanitary tee above the bathroom sink flood...
  20. Kamil

    Toilet Venting

    Hello, I have a question regarding two toilets that are on the same horizontal drain pipe. The toilets are back to back in two separate bathrooms. As you can see on the picture toilet#2 is vented but I am not sure if toilet #1 needs a vent as well and if it does how would one do it while...
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