Drain waste vent system

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5
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3answers
202 views

Do I need vents to devices in the primary waste line?

Assuming the system below (solid is waste, dotted is vent). Do I need vents for the Sink C, Toilet C and Toilet B? They are connected to the primary waste line which is vented at the end of it. Sink ...
4
votes
2answers
88 views

Graywater overflow plumbing… which design to choose?

I'm working on replumbing my utility room and I'm adding a graywater system. Local codes are remarkably permissive but require an overflow to the sewer/septic system in case of graywater blockage or ...
2
votes
2answers
266 views

How can I install a washing machine in the kitchen?

i am looking to install only a washing machine (no drier) in my condo under the counter in the kitchen. my brother tried to install it for me but some plumbers advised him not to just hook it up ...
3
votes
1answer
373 views

How do I connect a new trap to an old cast iron pipe?

I replaced a lavatory in the bathroom with a new faucet and new trap, but the old 1-1/4 trap is connected to a cast iron pipe with led through the wall. I cut the old trap out, and I used a 1-1/4 ...
1
vote
1answer
29 views

Can vent plumbing be behind a double wye?

I am trying to figure out how to lay out my basement plumbing, and I wanted to use a double wye to connect my shower, toilet, and sink to the existing waste system in the house. My question is, am I ...
1
vote
0answers
16 views

Can I move this drain line from the wall to the floor?

Here is my kitchen sink drain configuration: (The horizontal run after the trap is actually pitched correctly, not as drawn.) The portions inside the wall are galvanized steel pipe. Under the sink, ...
1
vote
0answers
146 views

Is this the vent?

Below is an image below my kitchen. The drain for the sink. I can hear the water run through it Junction Connects to the 3" main drain Is this a vent? I don't hear any water going through it and I ...
0
votes
0answers
11 views

Water softener diposal pipe/field

What is an effective way to dispose of the waste water following regeneration/washing out of a water softener?
0
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0answers
160 views

Why won't my toilet flush?

A sewage pump in my basement is 7 feet from the shower drain and 2 feet from the water closet. The only vent is from the sump pump which runs 20 feet horizontally to an outer wall then goes ...