Does a toilet need a soil stack?
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Accordingly, do all toilets need a soil stack?
Both soil and waste pipes will run from your toilet, sinks, shower, washing machine, urinal, bidet and any appliance that voids water and join the soil stack. The stack will run directly into your underground drain.
Also Know, how far can toilet be from soil stack? If the waste line is 4 inches in diameter, the toilet can be as far as 10 feet from the stack. Maintaining these critical distances ensures the stack can handle the new toilet.
Similarly one may ask, do I need a soil stack?
Every fixture is required to have an internal or external trap; double trapping is prohibited by plumbing codes due to its susceptibility to clogging. Through traps, all fixtures are connected to waste lines, which in turn take the waste to a "soil stack", or "soil vent pipe".
What is a toilet stack?
The stack is called a "drain" stack below the highest point at which waste drains into it. It is a "soil" stack below the point where it accepts the drainage from water closets (toilets), urinals, or clinic sinks (you get the drift, politely.). It is referred to as a "vent" stack above the highest drain.