You have a tough bathroom rough-in. The layout is shower, toilet, then sink. The 4-inch main drain runs under the toilet. It is also about 4 feet deep. You are thinking about horizontal wet venting. That can work for many bathroom groups. But the details matter. Quick Q&A Q: Is a 4-foot vertical drop from… Continue reading Deep Main Drain? Wet Vent This 3-Fixture Bath
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Basement Bath Drains: Simple, Code-Smart Layout
Basement Bath Drains: Simple, Code-Smart Layout (plumbing101.i234.me) Question I am remodeling a bathroom with a shared kitchen stack. The lav and kitchen share a 2-inch line in the wall. A 2-inch branch under the floor serves the tub or shower. The toilet will sit over a 4-inch hub to the main drain. How should I… Continue reading Basement Bath Drains: Simple, Code-Smart Layout
Seattle Basement Bath: Smart UPC DWV Plan
Seattle Basement Bath: Smart UPC DWV Plan (plumbing101.i234.me) Question I’m renovating a surprise basement bathroom in Seattle. All drains are under the slab and tie into the kitchen stack. I drew a plan, but I worry about the slope and the horizontal vent. Specifics: Where should the end-of-line cleanout go? Can I use a Fernco… Continue reading Seattle Basement Bath: Smart UPC DWV Plan